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Chionaspis Stock Photos and Images
RM2AFRXXG–. A manual of dangerous insects likely to be introduced in the United States through importations. Dangerous Scale Insects. Fig 1.—The bamboo scale (Chionaspis graminis). Fig. 2.—The fluted scale (*Icerya purchasi).Fig. 3.—The citrus scale {*Pseudococcus citri). Fig. 4.—* Coccus hesperidum, a scale of citrus,tea, and palms. (Original, Sasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate III.
RMPFAJ1T–. Destructive insects. Insect pests. — 14 — Mining Scale. Chionaspis hiclavis, Comstock.. Fig. 20. The recently quarantined orange trees at San Pedro, from Tahiti, were badly infested with this scale. The peculiarity of this species is in the fact that it burrows under the very thin skin that overlies the bark of orange trees. The bark covering the scale retains all its char-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work..
RMMAAC6G–. Economic entomology for the farmer and the fruit grower, and for use as a text-book in agricultural schools and colleges; . 3 The scurfy scale, Chionaspis furfurus.—a, twig infested by female scales ; b, with male scales ; c, female ; d, male scale, much enlarged.
RM2ANCEJ3–Forest entomology . ig. 203. — Male scales ofChionaspis salicis on,bark of a young ash-tree. Fig. 204.—Female scalesof Chionaspis salicison, stem of a five-year-old balsam poplar. if 210 FOREST ENTOMOLOGY. against the bark infested with Chionasjpis, and sincerely designatedthe squashed eggs as blood. Subsequent research with the micro-scope has yielded many happy hours with what was originallycrushed in a careless and thoughtless manner. These eggs are ofa chocolate colour in autumn, just after oviposition, but become.
RMPFWRFX–. A manual for the study of insects. Insects. 174 THE STUDY OF INSECTS, plants and will feed upon no others; thus, the Red-scale of the Orange does not trouble deciduous fruits. On the other hand, other species have a wide range of food plants. This is the case of the Greedy-scale, which infests a great variety of both cultivated and wild plants. Figure 202, page 165, represents the Scurfy Bark-louse, Chionaspis furfurus (Chi-o-nas'pis fur^fur-us), a species very widely distributed on apple, pear, and cherry; Figure 212, the Pine-leaf Scale, Chionaspis pinifolice (pin-i-fo^li-ae), which occurs
![. Economic entomology for the farmer and fruit-grower [microform] : and for use as a text-book in agricultural schools and colleges . a. 3 The scurfy scale, Chionaspis furfurus.—a. twi infested by female scales ; b, with male scales ; < female ; rf, male scale, much enlarged. Stock Photo](https://c8.alamy.com/comp/MAABGF/economic-entomology-for-the-farmer-and-fruit-grower-microform-and-for-use-as-a-text-book-in-agricultural-schools-and-colleges-a-3-the-scurfy-scale-chionaspis-furfurusa-twi-infested-by-female-scales-b-with-male-scales-lt-female-rf-male-scale-much-enlarged-MAABGF.jpg ". Economic entomology for the farmer and fruit-grower [microform] : and for use as a text-book in agricultural schools and colleges . a. 3 The scurfy scale, Chionaspis furfurus.—a. twi infested by female scales ; b, with male scales ; < female ; rf, male scale, much enlarged. Stock Photo")
RMMAABGF–. Economic entomology for the farmer and fruit-grower [microform] : and for use as a text-book in agricultural schools and colleges . a. 3 The scurfy scale, Chionaspis furfurus.—a. twi infested by female scales ; b, with male scales ; < female ; rf, male scale, much enlarged.
RM2AFP9BG–. A manual of dangerous insects likely to be introduced in the United States through importations. tner; Java. Aspidiotus ( Targionia.) glomerata Green; India. Aspidiotus ( Targionia) sacchari Cockerell; West Indies, Java, British Guiana. Chionaspis depressi Zehntner; Java, India. Chionuspis madiunensis Zehntner; Java. Chionaspis saccharifolH Zehntner; Java. Chionaspis tegalensis Zehntner; Java, Mauritius.Unarmored— Aclerda japonica Newstead; India. Asterolecanium bamhusx Boisduval; Madeira. IceTy2 seychellarum Westwood; Seychelles, Madeira, Formosa. Lecanium guerinii Signoret; Mauritius. Leca
![. Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 130 tiden med en ganske svagt antydet skrå længdestribe. Længde 1—1,3 mm. (^: Se ovenfor. Meget sjælden (J, 0). Esbjerg, Vosborg ved Ringkøbing, Slettestrand (nedbanket i antal af pil, ^"/g); Salpetermosen ved Hillerød, sigtet under lyngbuske og ketset på lyng og. Fig. 43. Cybocephalus politus 3. x 35. bølle, '"^"/s), Storkevad (ketset på lyng, ^^/g). Den er i Sverige iagttaget på stammer af pil (Salix cinerea), hvor den levede som rovdyr på skjoldlusen Chionaspis salicis. 5. slægtsgruppe Cryptårchini. Overl Stock Photo](https://c8.alamy.com/comp/PFHF6E/danmarks-fauna-illustrerede-haandbger-over-den-danske-dyreverden-130-tiden-med-en-ganske-svagt-antydet-skr-lngdestribe-lngde-113-mm-se-ovenfor-meget-sjlden-j-0-esbjerg-vosborg-ved-ringkbing-slettestrand-nedbanket-i-antal-af-pil-quotg-salpetermosen-ved-hillerd-sigtet-under-lyngbuske-og-ketset-p-lyng-og-fig-43-cybocephalus-politus-3-x-35-blle-quotquots-storkevad-ketset-p-lyng-g-den-er-i-sverige-iagttaget-p-stammer-af-pil-salix-cinerea-hvor-den-levede-som-rovdyr-p-skjoldlusen-chionaspis-salicis-5-slgtsgruppe-cryptrchini-overl-PFHF6E.jpg ". Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 130 tiden med en ganske svagt antydet skrå længdestribe. Længde 1—1,3 mm. (^: Se ovenfor. Meget sjælden (J, 0). Esbjerg, Vosborg ved Ringkøbing, Slettestrand (nedbanket i antal af pil, ^"/g); Salpetermosen ved Hillerød, sigtet under lyngbuske og ketset på lyng og. Fig. 43. Cybocephalus politus 3. x 35. bølle, '"^"/s), Storkevad (ketset på lyng, ^^/g). Den er i Sverige iagttaget på stammer af pil (Salix cinerea), hvor den levede som rovdyr på skjoldlusen Chionaspis salicis. 5. slægtsgruppe Cryptårchini. Overl Stock Photo")
RMPFHF6E–. Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 130 tiden med en ganske svagt antydet skrå længdestribe. Længde 1—1,3 mm. (^: Se ovenfor. Meget sjælden (J, 0). Esbjerg, Vosborg ved Ringkøbing, Slettestrand (nedbanket i antal af pil, ^"/g); Salpetermosen ved Hillerød, sigtet under lyngbuske og ketset på lyng og. Fig. 43. Cybocephalus politus 3. x 35. bølle, '"^"/s), Storkevad (ketset på lyng, ^^/g). Den er i Sverige iagttaget på stammer af pil (Salix cinerea), hvor den levede som rovdyr på skjoldlusen Chionaspis salicis. 5. slægtsgruppe Cryptårchini. Overl
RMMCK3JY–. Abb. 23. Flügel (a) und Haltere (b) von Orthezia urticae. — Cu = Cubittis; M = Media- falte; B = Radius; Sc = Subcosta. — Nach Sike.s. oft gleichzeitig auf. wie z. B. bei Chionaspis Salicis, Eriococcus sfurins (Abb. 92) und Aclerda berlesei. Bei Gossyparia S'puria treten nach Schrader (1929) die Ungeflügelten stets einige Tage vor den Geflügelten auf. Bei Tachardia lacca ist der Flügeldimorphismus mit Generationsw^echsel verbunden: in der 1. Gene- ration treten geflügelte und ungeflügelte Männchen auf, in der 2. Generation nur geflügelte. Dieser offenbar zyklische Wechsel scheint von äuiJere
RM2AFRFN7–. A manual of dangerous insects likely to be introduced in the United States through importations. Japan; Bambusa andArundinaria. Has been taken in quarantine at San Francisco. Aspidiotus (Odonaspis) secreta saccharicaulis Zehntner; Java. Aulacaspis javanensis Newstead; East Java. Chionaspis arundinarise Green; Ceylon; Arundinaria. Chionaspis bambusx Cockerell; Japan. Chionaspis colemani Kuwana; Japan; Phyllostachys bambusoides. Chionaspis elongata Green; Ceylon. Chionaspis graminis Green; Ceylon, Japan. (See PI. II, fig. 1.) Chionaspis hikosani Kuwana; Japan; Phyllostachys bambusoides. Chiona
RMPFHCWG–. Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 206 kun en ganske kort levetid, og kønsorganerne indtager en væsentlig del af bagkroppens indre. Hunnerne er så omdannede, at de oftest vanske- ligt umiddelbart lader sig erkende som insekter. De er altid stationære og vingeløse; inden for flere fami- lier mangler de også ben og er så alene fastholdt til værtplanten ved snablens indborede stiletter og even- tuelt ved udskilt voks. Kroppen er mere eller mindre. Fig. 73. Skjoldlus (Chionaspis elongata), ^. (Her fra Essig). oval. Og de enkelte legemsafsnit er ikke markerede.
RM2AKN2JD–Kansas University quarterly . the measurementsattending. The characteristic structures of the scales, as beforestated, are distinctions of moment. The genera, Chionaspis and Puhuiiaria will be discussed in thenext paper upon this subject. Authors edition, published April 12, 18gg. PLATE XIII. Fig. I. Lecanitiiii niacliircr nov. sp. on osage orange. Adultfemale on center of twig, immature female on side of twig. En-larged six times. Fig. 2. Lecaniiun maclunv nov. sp. Antenna, prothoracic leg,mesothoracic leg, and metathoracic leg of adult female. Clawsof pro- and mesothoracic legs enlarged bene
RM2AWY2P8–Ontario Sessional Papers, 1908, No.13-19 . Fig. 26. Scurfy Bark-louse (Chionaspis furfura). Adult male and female.. Fig. 27. Scurfy Bark-louse {Chionaspis furfura). Adult female, under surface, show-ing the insect at anterior end, and the numerous purplish eggs. 1907 ENTOMOLOGICAL SOCIETY. 71 Remedies.—The same remedies should be used as for the Oyster-shellscale. Parasites.—The parasites are largely the same as those that attack theOyster-shell. The most common are (1) the mite, Tyroglyphus malus(Sthimer); (2) a small chalcid, Ahlerus clisiocampa;, Ashm; (3) the twice-stabbed lady beetle, Chi
RM2AFRXT6–. A manual of dangerous insects likely to be introduced in the United States through importations. Dangerous Scale Insects. Fig 1.—The bamboo scale (Chionaspis graminis). Fig. 2.—The fluted scale (*Icerya purchasi).Fig. 3.—The citrus scale {*Pseudococcus citri). Fig. 4.—* Coccus hesperidum, a scale of citrus,tea, and palms. (Original, Sasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate III.. Australian Scale Insects. Fig. 1.—The cordyline scale (Leucaspis cordylinidis). Figs. 2, 3.—A scale (Lepidosaphes pallens),of Xanthorrhoea. Fig. 4.—A scale {Chionaspis nitida) of Davie
RM2AFRPHJ–. A manual of dangerous insects likely to be introduced in the United States through importations. Australian Scale Insects. Fig. 1.—The cordyline scale (Leucaspis cordylinidis). Figs. 2, 3.—A scale (Lepidosaphes pallens),of Xanthorrhoea. Fig. 4.—A scale {Chionaspis nitida) of Daviesia corymbosa. (OriginalSasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate IV,. Dangerous Scale Insects. Fig. 1.—The Atriplex scale (PuU-inaria maskelli). Fig. 2.—A scale {*Orthezia insignis) of citrus,tea, etc. Fig. 3.—The plum and peach scale {Lecanium prunastri). (Original, Sasscer.) U. S. D
RM2AFW2XF–. Report on the injurious and other insects of the State of New York. Onion Thrips. Report XI. N. Y. State Entomologist. Plate XVI.. Tyroglyphus and Gamasus. REPORT OF THE STATE ENTOMOLOGIST 293 Plate IX. Fig. 1.— The pine-leaf scale-insect, Chionaspis pinifolii (Fitch): 2, thescales on the leaves in natural size: a, leaves not stunted bythe presence of the scales; b, scale of female of usual form,enlarged; c, wide form of the same, enlarged; d, a malescale enlarged. (After Comstock.) Fig. 2.— The white scale, Aspidiotus nerii Bouche, on an Acacia twig, innatural size: a, the male insect, enla
RM2CDFM4Y–. Insects, injurious and beneficial, their natural history and classification, for the use of fruit growers, vine growers, farmers, gardeners and schools . This genus closely resembles Aspidiotus in the form of thescale of the female, but it is easily distinguished from thatgenus by the scale of the male being white and carinated.Example—the Rose Scale (Fig. 312). Genus Chionaspis (Signoret). This genus includes species in which the scale of the female 118 NATURAL HISTORY OF INSECTS. is long, sometimes much widened, with the exuviae small andat one extremity; the scale of the male is long, gen
RM2CDFMFK–. Insects, injurious and beneficial, their natural history and classification, for the use of fruit growers, vine growers, farmers, gardeners and schools . esembling that of thefemale in color and texture. - Aspidiotus. BB.—Scale of male elongated, with the exuviae at oneextremity. C.—Scale of male, white and carinated - - DiatCC.—Scale of male not white, and with no central carina. Parlatoria.AA.—Scale of the female elongated, with the exuviae at oneextremity.D.—Exuviae small. E.—Scale of male, white and carinated. - Chionaspis.EE.—Scale of male similar in form to that of the female. MytUaspi
RM2CEGREM–. Manual of fruit insects. 6 parts of water.In the South, where two broods develop annually, the young canbe killed with .one of these sprays in August or September, The Scurfy Scale Chionaspis furfura Fitch For more than half a century this native American insecthas been one of the commonest and best known scales infesting APPLE INSECTS 177 pear and apple orchards in the northeastern portion of theUnited States, and its range now includes most of Canada andthe United States; it has been introduced into England. Itis often so abundant as to nearly cover the bark of apple, pear,currant, black r
RMREJTEA–. The Coccidae of Illinois. Coccidae; Scale insects; Theses. 74. Locations where Chionaspis pinifolia was collected.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Gage, John Howard.
RMREJTF1–. The Coccidae of Illinois. Coccidae; Scale insects; Theses. 65. Locations where Chionaspis eorni was collected. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Gage, John Howard.
RMREJTE3–. The Coccidae of Illinois. Coccidae; Scale insects; Theses. 77. uocatioruj where Chionaspis salicis nigrae was collected.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Gage, John Howard.
RMREJRTM–. The Coccidae of Ceylon. Insects -- Sri Lanka; Scale insects. PI.LIV. P.Vf MT inipr. CHIONASPIS. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Green, Edward Ernest. London, Dulau & Co. , ltd.
RMREJTD5–. The Coccidae of Ceylon. Insects -- Sri Lanka; Scale insects. PI. XXXI. Fig. 1. FiS%5 E. E. Green del. Structural Characters of Chionaspis.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Green, Edward Ernest. London, Dulau & Co. , ltd.
RMRGC786–. Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. MISTLETOE INJUEY TO CONIFERS, 11 able trees. Considering the severity of the infection, they could not be expected to attain near the size of their parents shown in Plate III, figure 1, and from which they received the mistletoe. Of the 245 infected seedlings, 49 were dead. An examination of the root system of each seedling showed it to be well developed. In the absence of any other deteriorating influence except an occa- sional needle infested by Chionaspis pinifolia Fitch, the death of these seedlings must be ascribe
RMRGJJY2–. Bulletin of entomological research. Entomology. OBSERVATIONS ON SCALE-INSECTS. 207 This species is remarkable for the unique character of the puparia, which, together with the structural details of the pygidium, should serve as a ready means of determining it. All the puparia submitted for examination are arranged transversely upon the slender branches of the food-plant; and in one instance there is a doable row of them with the cephalic portions (exuviae) of both rows, respectively, meeting together in the middle line.. Fig. 27. Chionaspis laniger, Newst., sp. n. ; a, a, antennas of $; b>
RMRH2XR1–. British naturalist. ADVE RTISEME NTS. CONTENTS. PAGE Chionaspis Fraxini (the Ash-Bark Scale)—A. T. Gillanders ... ... ... 23 Sule Skerry, Orkney Islands—George Ellison ... ... ... ... ... 26 Gossiping Notes on British Coleoptera—G. W. Lewcock ... ... . 34 Geology of Miller's Dale—D. C. Steuart ... ... ... ... ... 36 Reports of Societies... ... ... ... ... ... ... ... 38 Mounting Entomological Objects for the Microscope ... ... ... ... 40 Muscles for Microscopic Investigation ... ... ... .;. ... 40 New Method of Mounting Spiders ... ... ... ... ... ... 40 Notes—Pieris Daplicide, and other Rho
RMRGKCTY–. Bulletin of entomological research. Entomology. OBSERVATIONS ON SCALE-INSECTS. 207 This species is remarkable for the unique character of the puparia, which, together with the structural details of the pygidium, should serve as a ready means of determining it. All the puparia submitted for examination are arranged transversely upon the slender branches of the food-plant; and in one instance there is a doable row of them with the cephalic portions (exuviae) of both rows, respectively, meeting together in the middle line.. Fig. 27. Chionaspis laniger, Newst., sp. n. ; a, a, antennas of $; b>
RMRGJJPK–. Bulletin of entomological research. Entomology. OBSERVATIONS ON SCALE-INSECTS. 207 This species is remarkable for the unique character of the puparia, which, together with the structural details of the pygidium, should serve as a ready means of determining it. All the puparia submitted for examination are arranged transversely upon the slender branches of the food-plant; and in one instance there is a doable row of them with the cephalic portions (exuviae) of both rows, respectively, meeting together in the middle line.. Fig. 27. Chionaspis laniger, Newst., sp. n. ; a, a, antennas of $; b>
RMRMP8TK–. Annals of the Entomological Society of America. Entomology. 350 Annals Entomological Society of America [Vol. XIII, PINE COMMUNITY. The several species of pine are treated under the one community. Attacking the foHage: Anisomorpha biiprestoides, Crypto- thrips pint, Lachnus pini, Chionaspis pinifolicB var. heterophyUce, Lecanium parvicorne (?), Ceroplastes floridensis, Lachnosterna prununcidina, Polyphylla occidentalis, Polyphylla gracilis, Ano- moea laticlavia, Cecidomyia brachy?iteroides, and Tolype minta.. Fig. 19. Kermes scales that greatly resemble galls, on oak. Bark and woodborers: Ip
RMRM8B5C–. Annual report - Entomological Society of Ontario. Entomological Society of Ontario; Insect pests; Insects. black, with two red spots, and is called the twice-stabbed lady-bird {Ghilochorus hivul- aerus). The larva is shown in fig. 25. Pine Leap Scale Insect—Chronaspis pinifolicn. Another allied species is the pine-leaf scale insect (Chionaspis pinifolice, Fitch). The leaves of the pine are sometimes found to be covered with innumerable elongate, snowy-white bodies, which, on examination, are found to be the scales of an insect; these when abundant give to the whole foliage a whitened appeara
RMRM8B60–. Annual report - Entomological Society of Ontario. Entomological Society of Ontario; Insect pests; Insects. Fig. 24. three stages.. black, with two red spots, and is called the twice-stabbed lady-bird {Ghilochorus hivul- aerus). The larva is shown in fig. 25. Pine Leap Scale Insect—Chronaspis pinifolicn. Another allied species is the pine-leaf scale insect (Chionaspis pinifolice, Fitch). The leaves of the pine are sometimes found to be covered with innumerable elongate, snowy-white bodies, which, on examination, are found to be the scales of an insect; these when abundant give to the whole fo
RMRMANXM–. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. Fig. 26. Scurfy Bark-louse {Chionaspis jurjura). Adult male and female.. Fig. 27. Scurfy Bark-louse {Chionaspis furjura). Adult female, under surface, show- ing the insect at anterior end, and the numerous purplish eggs.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Entomological Society of Ontario; Ontario. Dept. of Agricult
RMRGTH28–. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. Fig. S.—Prospalta aurantii, greatly enlarged (from Howard). It was also reared from Dtaspis 'pentagona Targ., occurring upon the grounds of the Department. It affects also Chionaspis furfur us Fitch, and is known to occur in North Carolina, in Illinois, and in the District of Columbia.. Fig. 9.—^WgrMsdmocampse, female, greatly enlarged (from Howard). RJiopoldeus citrinus How. was reared in 1885 by Mr. Albert Koebele at Truckee, Nevada County, CaL, from Aspidlotiis pernieio- sus on pear, and was described by the w
RMRGTH2W–. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. TRUE PARASITES. 61 Ahlerus clisiocampde Ashm. (fig. 9) was reared in the summer of 1905 by Messrs. Qaaintance and Girault from the San Jose scale occurring upon pear upon the Department grounds, at Washington.. Fig. S.—Prospalta aurantii, greatly enlarged (from Howard). It was also reared from Dtaspis 'pentagona Targ., occurring upon the grounds of the Department. It affects also Chionaspis furfur us Fitch, and is known to occur in North Carolina, in Illinois, and in the District of Columbia.. Please note that th
RMRJ9A5A–. The chief injurious scale-insects of Connecticut. Scale insects. ARMORED SCALES. a brick wall. The wall was covered with canvas, and the plants fumigated with hydrocyanic gas. The euonymus scale resembles the scurfy scale, but the females are somewhat smaller and darker in color. It passes the winter in the egg stage, and the different species of Euony- mus and the orange are attacked. It is shown in Figure 10. 16. SCURFY SCALE—Chionaspis furfnra Fitch. The female shell is broadly pyriform, 3 mm in length, and white or light grey. See Figure 11. The male is much smaller, white, with sides pa
RMRMAG08–. Annual report. Entomological Society of Ontario; Insect pests; Insects. THE REPORT OF THE [19 The Scurfy Bark Louse (Chionaspis furfurus) is another scale which is too preva- lent in many localities (Fig. 17). It can be treated in the same way as the Oyster-Shell Bark Louse. The Woolly Aphis (Schizoneura lanigera) This insect is readily re- cognized by its woolly. Fig. 18. covering (Fig. 18). It can be readily treated with applications of kero- sene emulsion or tobac- co water. It infests apple trees.. Please note that these images are extracted from scanned page images that may have been di
RMRG30F8–. The Canadian entomologist. Insects; Entomology. THE CANADIAN ENTOMOLOGIST. 291 21ie Scurfy Bark louse {Chionaspis furfurus).—The Scurfy Bark- louse is not so widely distributed through Ontario as the Oyster-shell Bark-louse, and does less damage. It occurs most commonly on pear,. Fig. 31.—The Scurfy Bark-louse. apple, gooseberry and black currant. This scale resembles the Oyster- shell Bark-louse closely in shape and size, the main points in which they differ being in the colour of the eggs and in the adult scale. The eggs of the Scurfy Bark lou^e are of a purplish colour, whilst those of th
RMRH1WJN–. Bulletin. Forests and forestry. Insect Enemies of Shade Trees and Shrubs 99 b hiOf sulphur (33 degrees Beaurae) properly applied as a dormant spray, 1 part to 9 of water, is efficient. Where trees are sprayed for San Jose scale, this scale is also controlled at the same operation. 20. PINE LEAF SCALE {Chionaspis pinifoliae Fitch.) This is a native scale insect occurring from Maine to Cali- fornia. It is found principally on white, pitch and Austrian pines but other species of pines and spruces are also attacked. Transplants are apparently more sus- ceptible to attack than naturally grown ^ t
![. The chief injurious scale-insects of Connecticut. Scale insects. 17. PINE LEAP SCALE—Chionaspis pinifoliac Fitch. Resembles the preceding, but is attached to the leaves or " needles " of the pine, spruce and other coniferous trees. It has been collected at South Manchester on Pinus mughus. There are two broods each year, and the winter is passed in the egg stage. See Figure 12. 18. ROSE SCALE—Aulacaspis rosac Bouche. A large white scale is sometimes seen on rose bushes, raspberry or blackberry canes, especially where growing in crowded rows or clumps. The female is nearly circular, Stock Photo](https://c8.alamy.com/comp/RJ9A4H/the-chief-injurious-scale-insects-of-connecticut-scale-insects-17-pine-leap-scalechionaspis-pinifoliac-fitch-resembles-the-preceding-but-is-attached-to-the-leaves-or-quot-needles-quot-of-the-pine-spruce-and-other-coniferous-trees-it-has-been-collected-at-south-manchester-on-pinus-mughus-there-are-two-broods-each-year-and-the-winter-is-passed-in-the-egg-stage-see-figure-12-18-rose-scaleaulacaspis-rosac-bouche-a-large-white-scale-is-sometimes-seen-on-rose-bushes-raspberry-or-blackberry-canes-especially-where-growing-in-crowded-rows-or-clumps-the-female-is-nearly-circular-RJ9A4H.jpg ". The chief injurious scale-insects of Connecticut. Scale insects. 17. PINE LEAP SCALE—Chionaspis pinifoliac Fitch. Resembles the preceding, but is attached to the leaves or " needles " of the pine, spruce and other coniferous trees. It has been collected at South Manchester on Pinus mughus. There are two broods each year, and the winter is passed in the egg stage. See Figure 12. 18. ROSE SCALE—Aulacaspis rosac Bouche. A large white scale is sometimes seen on rose bushes, raspberry or blackberry canes, especially where growing in crowded rows or clumps. The female is nearly circular, Stock Photo")
RMRJ9A4H–. The chief injurious scale-insects of Connecticut. Scale insects. 17. PINE LEAP SCALE—Chionaspis pinifoliac Fitch. Resembles the preceding, but is attached to the leaves or " needles " of the pine, spruce and other coniferous trees. It has been collected at South Manchester on Pinus mughus. There are two broods each year, and the winter is passed in the egg stage. See Figure 12. 18. ROSE SCALE—Aulacaspis rosac Bouche. A large white scale is sometimes seen on rose bushes, raspberry or blackberry canes, especially where growing in crowded rows or clumps. The female is nearly circular,
RMRGFJNM–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 271. ,274 270 272 273 Figs. 269-274. Hemiptera 269. Fiorinia, female, outline of scale. Diaspididae. 270. Aulacaspis, female, outline of scale. Diaspididae. 271. Aulacaspis, male, outline of scale. Diaspididac. 272. Chionaspis, male, outline of scale. Diaspididae. 273. Chionaspis, broad female scale. Diaspididae. 274. Chionaspis, narrow female scale. Diaspididae. dark colored. Oyster-shell scales. (Coccomytilus, widespr.; Lepi- dosaphes {-Mytildspis), widespr. (Fig. 277) (L. beci, Citrus purple scale; L. ulmi, Oyster
RMRGFNEY–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 234. 232 233 235. Figs. 232-237. Homoptera 232. Fiorinia, female, outline of scale. Diaspididse. 233. Aulacaspis, female, outline of scale. Diaspididse. 234. Aulacaspis, male, outline of scale. Diaspididse. 235. Chionaspis, male, outline of scale. Diaspididse. 236. Chionaspis, broad female scale. Diaspididse. 237. Chionaspis, narrow female scale. Diaspididse. Scale covering not containing the exuvia? of the early moults pygidial segments less completely fused; legs present, even in adult female, tibio-tarsal suture ob
RMRMAHCR–. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. 114 REPORT OF No. m The Scurfy Bark Louse {Chionaspis furfurus).—The Scurfy Bark-louse is not so widely distributed throug-li Ontario as the Oyster-shell Bark-louse, and does less damage. It occurs most commonly on pear, apple, gooseberry, and black currant. This scale resembles the Oyster-shell Bark-louse closely in shape and size, the main points in which they dift'er being in the colour of the eggs and in the adult scale. The eggs of the Scurfy Bark-louse are of a purplish colour, whilst those o
RMRMANYD–. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. 1907 ENTOMOLOGICAL SOCIETY. 69. Fig. 25. Oyster-sliell Barklouse (Lepidosaphes ulmi). (a) Adult fenaale, back view, showing the two moulted skins at anterior end, and the bristles of the sucking tube; (b) adult female turned over, showing the insect at the anterior end and the eggs^t the posterior end; (c) adult male scale, much smaller than female, with one moulted skin at anterior end. The Scurfy Scale, Chionaspis furfura, (Fitch). Figs. 26 and 27. The Scurfy Scale, though widely distributed thro
RMRHE8PE–. Bollettino del Laboratorio di zoologia generale e agraria della R. Scuola superiore d'agricoltura in Portici. Zoology; Zoology, Economic; Entomology. - 484 — 27. — Chìonaspis etrusca n. sp. Femmina. Corpo allungato, fusiforme raggiungendo la massima larghezza all'altezza dei primi segmenti addominali. Segmenti addo- minali lateralmente pronunciati in larghi lobi rotondati e provvisti sul margine esterno, salvo pei lobi dei primi segmenti addominali, 8rp d?P. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration
RMRJ9A6M–. The chief injurious scale-insects of Connecticut. Scale insects. IO CONNECTICUT EXPERIMENT STATION, BULLETIN 151. of plant, but chiefly palms, ferns, Cycas and orchids. It is from 3 to 4 mm long', and reddish or dark brown in color. Specimens are found on both leaves and stems. (See Figure 9.) It prob- fably breeds continuously throughout the year. Kerosene . emulsion, fir tree oil and soap and water can be used as sprays and green- houses can be fumigated with hydro- cyanic acid gas to destroy this insect. Fig. 9. Hemispherical scale on fern. ARMORED SCALES. 14. WHITE ELM SCALE— Chionaspis
![. The San José and other scale insects [microform] : prepared for the use of fruit growers and scale inspectors. Scale-insects; Fruit; Coccidés; Fruit. 42 7. The Scurfy Bark-Louse. {Chionaspis furfurus).. Fig. 10—Scurfy Borkli use (Chidnafpis furfurus). (a) Adult female scale, upper surface, show- ioR the two mrulted xkitis at anteiior end, and enlarged posteiior end of the white scale, ih) AduU female, under surface, showing the insect at anterior end, and the numerous purplish eggH. (c) Adult male, ohowing the one moulted skin, and the parallel sides and the three ribs. (Original.) The Scurf Stock Photo](https://c8.alamy.com/comp/RJ298H/the-san-jos-and-other-scale-insects-microform-prepared-for-the-use-of-fruit-growers-and-scale-inspectors-scale-insects-fruit-coccids-fruit-42-7-the-scurfy-bark-louse-chionaspis-furfurus-fig-10scurfy-borkli-use-chidnafpis-furfurus-a-adult-female-scale-upper-surface-show-ior-the-two-mrulted-xkitis-at-anteiior-end-and-enlarged-posteiior-end-of-the-white-scale-ih-aduu-female-under-surface-showing-the-insect-at-anterior-end-and-the-numerous-purplish-eggh-c-adult-male-ohowing-the-one-moulted-skin-and-the-parallel-sides-and-the-three-ribs-original-the-scurf-RJ298H.jpg ". The San José and other scale insects [microform] : prepared for the use of fruit growers and scale inspectors. Scale-insects; Fruit; Coccidés; Fruit. 42 7. The Scurfy Bark-Louse. {Chionaspis furfurus).. Fig. 10—Scurfy Borkli use (Chidnafpis furfurus). (a) Adult female scale, upper surface, show- ioR the two mrulted xkitis at anteiior end, and enlarged posteiior end of the white scale, ih) AduU female, under surface, showing the insect at anterior end, and the numerous purplish eggH. (c) Adult male, ohowing the one moulted skin, and the parallel sides and the three ribs. (Original.) The Scurf Stock Photo")
RMRJ298H–. The San José and other scale insects [microform] : prepared for the use of fruit growers and scale inspectors. Scale-insects; Fruit; Coccidés; Fruit. 42 7. The Scurfy Bark-Louse. {Chionaspis furfurus).. Fig. 10—Scurfy Borkli use (Chidnafpis furfurus). (a) Adult female scale, upper surface, show- ioR the two mrulted xkitis at anteiior end, and enlarged posteiior end of the white scale, ih) AduU female, under surface, showing the insect at anterior end, and the numerous purplish eggH. (c) Adult male, ohowing the one moulted skin, and the parallel sides and the three ribs. (Original.) The Scurf
RMRG87KD–. Bulletin - United States National Museum. Science. Fig. 149.—A scale insect, Chionaspis furfuruk: a, Female scales; 6, male scales; c, female enlarged; d, male enlarged. margin of the scales so that they will lie flat upon the slides. Great care must be exercised to secure a good mount of such soft-bodied scales as the mealy-bugs, it be- ing necessary to float the speci- mens onto the slide and handle them with extreme care to pre- vent them from curling and fold- ing. Canada balsam having been placed on the insect and the cover glass applied, the slide is heated as in mounting the dia- spin
RMRMANAK–. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. 190S ENTOMOLOGICAL SOCIETY. 103 a. Fixed to Bark : 1. Producing an ashy-gray incrustation on the bark ; scales round, and gray and black. San Jose scale (Aspidiotus perniciosus). See Figs. 4 and 5, 2. Bark rough with mussel-shaped scales. Oyster-shell Bark-Louse (Mytilaspis pomorum). Fig. 65. 3. Bark scurfy with white scales. Scurfy Bark Louse (Chionaspis furfurus). Fig. 66.. Fig. 66. The Scui-fv Baik-louse.. Please note that these images are extracted from scanned page images that may have been di
RMRG87KM–. Bulletin - United States National Museum. Science. 96 BULLETIN 67, UNITED STATES NATIONAL MUSEUM.. Fig. 149.—A scale insect, Chionaspis furfuruk: a, Female scales; 6, male scales; c, female enlarged; d, male enlarged. margin of the scales so that they will lie flat upon the slides. Great care must be exercised to secure a good mount of such soft-bodied scales as the mealy-bugs, it be- ing necessary to float the speci- mens onto the slide and handle them with extreme care to pre- vent them from curling and fold- ing. Canada balsam having been placed on the insect and the cover glass applied,
![. Annual report, including a report of the insects of New Jersey, 1909. 640 REPORT OF NEW JERSEY STATE MUSEUM. MELITTOBIA Westw. M. chalybii Ashm. Parasitic in nest of "Chalybion coeruleum." M. megachilis Pack. Bred from "Megachile" and "Anthophora." PERISSOPTERUS How. P. pulchellus How. Parasite on "Chionaspis pinifoliae" and "Aspidiotus" sp. APHELINUS Dalm. A. mali Hald. Parasitic on woolly apple, cabbage and other plant lice. A. mytilaspidis LeB. Throughout the State on oyster shell scale and other scales.. Fig. 259.—Aplielinus fitscipennis: Stock Photo](https://c8.alamy.com/comp/RM7CM5/annual-report-including-a-report-of-the-insects-of-new-jersey-1909-640-report-of-new-jersey-state-museum-melittobia-westw-m-chalybii-ashm-parasitic-in-nest-of-quotchalybion-coeruleumquot-m-megachilis-pack-bred-from-quotmegachilequot-and-quotanthophoraquot-perissopterus-how-p-pulchellus-how-parasite-on-quotchionaspis-pinifoliaequot-and-quotaspidiotusquot-sp-aphelinus-dalm-a-mali-hald-parasitic-on-woolly-apple-cabbage-and-other-plant-lice-a-mytilaspidis-leb-throughout-the-state-on-oyster-shell-scale-and-other-scales-fig-259aplielinus-fitscipennis-RM7CM5.jpg ". Annual report, including a report of the insects of New Jersey, 1909. 640 REPORT OF NEW JERSEY STATE MUSEUM. MELITTOBIA Westw. M. chalybii Ashm. Parasitic in nest of "Chalybion coeruleum." M. megachilis Pack. Bred from "Megachile" and "Anthophora." PERISSOPTERUS How. P. pulchellus How. Parasite on "Chionaspis pinifoliae" and "Aspidiotus" sp. APHELINUS Dalm. A. mali Hald. Parasitic on woolly apple, cabbage and other plant lice. A. mytilaspidis LeB. Throughout the State on oyster shell scale and other scales.. Fig. 259.—Aplielinus fitscipennis: Stock Photo")
RMRM7CM5–. Annual report, including a report of the insects of New Jersey, 1909. 640 REPORT OF NEW JERSEY STATE MUSEUM. MELITTOBIA Westw. M. chalybii Ashm. Parasitic in nest of "Chalybion coeruleum." M. megachilis Pack. Bred from "Megachile" and "Anthophora." PERISSOPTERUS How. P. pulchellus How. Parasite on "Chionaspis pinifoliae" and "Aspidiotus" sp. APHELINUS Dalm. A. mali Hald. Parasitic on woolly apple, cabbage and other plant lice. A. mytilaspidis LeB. Throughout the State on oyster shell scale and other scales.. Fig. 259.—Aplielinus fitscipennis:
RMRD7DJ8–. A manual for the study of insects. Insects. 174 THE STUDY OF INSECTS, plants and will feed upon no others; thus, the Red-scale of the Orange does not trouble deciduous fruits. On the other hand, other species have a wide range of food plants. This is the case of the Greedy-scale, which infests a great variety of both cultivated and wild plants. Figure 202, page 165, represents the Scurfy Bark-louse, Chionaspis furfurus (Chi-o-nas'pis fur^fur-us), a species very widely distributed on apple, pear, and cherry; Figure 212, the Pine-leaf Scale, Chionaspis pinifolice (pin-i-fo^li-ae), which occurs
RMRM7383–. Annual report of the Regents. New York State Museum; Science. Fig. 12 Scale insects: a apple tree bark louse; h scurfy bark louse; c San Jose scale; d male of same; e English oyster scale; /Putnam's scale (original) 15 Scurfy bark louse (Chionaspis furfurue). The whit- ish, scurfy scales occur on the bark of fruit trees. The purplish eggs remain under the old scales all winter, the young appearing about June 1. A widely distributed scale insect which is some- times so abundant as literally to coat the trunk of a tree and give it the appearance of having been whitewashed. It is confined large
![. Class book of economic entomology. Insects, Injurious and beneficial. [from old catalog]; Insects; Insects. Fig. 77.—Female San Jose scale, mature female insect removed from beneath it. Greatly enlarged. {After Alwood.) Scurfy Scale {Chionaspis furfur a Fitch).—A native insect, occur- ring on pear, apple, gooseberry, and black currant. Adult.—Scales white; female scale ovate, 2-3 mm. long, male scale smaller (i mm.) and 3-ridged with parallel sides (Fig. 80). Eggs.—Purplish-colored; laid in the early fall and found under the female scale in winter. Nymphs.—These hatch about the middle of Jun Stock Photo](https://c8.alamy.com/comp/REK9AN/class-book-of-economic-entomology-insects-injurious-and-beneficial-from-old-catalog-insects-insects-fig-77female-san-jose-scale-mature-female-insect-removed-from-beneath-it-greatly-enlarged-after-alwood-scurfy-scale-chionaspis-furfur-a-fitcha-native-insect-occur-ring-on-pear-apple-gooseberry-and-black-currant-adultscales-white-female-scale-ovate-2-3-mm-long-male-scale-smaller-i-mm-and-3-ridged-with-parallel-sides-fig-80-eggspurplish-colored-laid-in-the-early-fall-and-found-under-the-female-scale-in-winter-nymphsthese-hatch-about-the-middle-of-jun-REK9AN.jpg ". Class book of economic entomology. Insects, Injurious and beneficial. [from old catalog]; Insects; Insects. Fig. 77.—Female San Jose scale, mature female insect removed from beneath it. Greatly enlarged. {After Alwood.) Scurfy Scale {Chionaspis furfur a Fitch).—A native insect, occur- ring on pear, apple, gooseberry, and black currant. Adult.—Scales white; female scale ovate, 2-3 mm. long, male scale smaller (i mm.) and 3-ridged with parallel sides (Fig. 80). Eggs.—Purplish-colored; laid in the early fall and found under the female scale in winter. Nymphs.—These hatch about the middle of Jun Stock Photo")
RMREK9AN–. Class book of economic entomology. Insects, Injurious and beneficial. [from old catalog]; Insects; Insects. Fig. 77.—Female San Jose scale, mature female insect removed from beneath it. Greatly enlarged. {After Alwood.) Scurfy Scale {Chionaspis furfur a Fitch).—A native insect, occur- ring on pear, apple, gooseberry, and black currant. Adult.—Scales white; female scale ovate, 2-3 mm. long, male scale smaller (i mm.) and 3-ridged with parallel sides (Fig. 80). Eggs.—Purplish-colored; laid in the early fall and found under the female scale in winter. Nymphs.—These hatch about the middle of Jun
RMRHE8NJ–. Bollettino del Laboratorio di zoologia generale e agraria della R. Scuola superiore d'agricoltura in Portici. Zoology; Zoology, Economic; Entomology. - 185 - peli filiera piantati poco discosti dal lobo del segmento preanale. I peli filiera vanno aumentando in sviluppo lungo il margine del pigidio procedendo dalle palette mediane e andando verso le estre- X '^V- ^Y^'. Fig. 57. Pigidio di femmina adulta di Chionaspis etrusca. mità laterali. Peli semplici nel solito numero non molto lunghi e robusti. Dischi ciripari perivulvari in cinque gruppi disposti secondo le formule seguenti : 17 15 16 2
RMRGKG74–. Bulletin - New York State Museum. Science. 302 NEW YORK STATE MUSEUM Greene county. The appearance of the insect about six weeks from birth is well shown in plate 2, figure 3. Then there are yellowish exuviae and a dark grayish scale about i mm or -g-g- inch long. Later the con- spicuous larger, white portion of the scale is excreted, and the eggs may. Fi|:. 2 Chionaspis furf ura: Adult male above; bfoot; 7i tip of antenna of same ; c larva; d antenna; e leg of same; /pupa; g adult female removed from scale—all enlarged, b, d, e, h much more than the others. (A.fter Howard. U. S. dep't agric
RMRHE7GC–. Bollettino del Laboratorio di zoologia generale e agraria della R. Scuola superiore d'agricoltura in Portici. Zoology; Zoology, Economic; Entomology. â 363 â Note biologiche. â Parassita di una Chionaspis sp. vivente sull'Aloe. Osservazione. â Riferisco questa specie per la forma delle antenne, delle mascelle e per la chetotassi del torace al genere Phìjscus How., quantunque questa sia l'unica specie avente le ali molto ridotte, riferita finora a tale genere. Sarà importante veri- ficare in seguito se è costante in questa specie la riduzione dsUe ali 0 se è variabile come in qualche speci
RMRGN9FM–. Bulletin du Musum national d'histoire naturelle. Natural history. â 454 â base, mais plus courtes que les précédentes, correspond à la cinquième aire pygidiale ou aire basilaire. â Orifice génital en arrière de l'anus. Cinq groupes de glandes ciripares circumgénitales; groupe médian, n-i4; groupe latéro-antérieur, 16-20: groupe laléro-postérieur, 2.3-31. â Glandes séricipares dorsales très nombreuses, semées d'une façon assez irrégulière ; on reconnaît néanmoins la disposition en trois arcs sur le pygi-. Fig. 3. â Chionaspis ceratoniee. Pygidium de la femelle. dium : le pr
RMRCTJ3B–. Destructive insects. Insect pests. — 14 — Mining Scale. Chionaspis hiclavis, Comstock.. Fig. 20. The recently quarantined orange trees at San Pedro, from Tahiti, were badly infested with this scale. The peculiarity of this species is in the fact that it burrows under the very thin skin that overlies the bark of orange trees. The bark covering the scale retains all its char-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work..
RMRD0CNM–. Elementary textbook of economic zoology and entomology. Zoology; Insect pests. 448 ECONOMIC ZOOLOGY AND ENTOMOLOGY after hatching. Kerosene emulsion or whale-oil soap or other sprays may be used just after the young hatch as they are very easily killed before they are protected by the scale. The Scurfy-scale (Chionaspis furfura).—This scale is very common on apple and pear trees, but may also attack cherry, peach, plum and many other trees. The scale of the adult fe- male is whitish or dirty gray, flat, and irregu- larly ovate. The yellow exuvium is at the narrowed anterior end. The scale of
![. Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 130 tiden med en ganske svagt antydet skrå længdestribe. Længde 1—1,3 mm. (^: Se ovenfor. Meget sjælden (J, 0). Esbjerg, Vosborg ved Ringkøbing, Slettestrand (nedbanket i antal af pil, ^"/g); Salpetermosen ved Hillerød, sigtet under lyngbuske og ketset på lyng og. Fig. 43. Cybocephalus politus 3. x 35. bølle, '"^"/s), Storkevad (ketset på lyng, ^^/g). Den er i Sverige iagttaget på stammer af pil (Salix cinerea), hvor den levede som rovdyr på skjoldlusen Chionaspis salicis. 5. slægtsgruppe Cryptårchini. Overl Stock Photo](https://c8.alamy.com/comp/RD1CPW/danmarks-fauna-illustrerede-haandbger-over-den-danske-dyreverden-130-tiden-med-en-ganske-svagt-antydet-skr-lngdestribe-lngde-113-mm-se-ovenfor-meget-sjlden-j-0-esbjerg-vosborg-ved-ringkbing-slettestrand-nedbanket-i-antal-af-pil-quotg-salpetermosen-ved-hillerd-sigtet-under-lyngbuske-og-ketset-p-lyng-og-fig-43-cybocephalus-politus-3-x-35-blle-quotquots-storkevad-ketset-p-lyng-g-den-er-i-sverige-iagttaget-p-stammer-af-pil-salix-cinerea-hvor-den-levede-som-rovdyr-p-skjoldlusen-chionaspis-salicis-5-slgtsgruppe-cryptrchini-overl-RD1CPW.jpg ". Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 130 tiden med en ganske svagt antydet skrå længdestribe. Længde 1—1,3 mm. (^: Se ovenfor. Meget sjælden (J, 0). Esbjerg, Vosborg ved Ringkøbing, Slettestrand (nedbanket i antal af pil, ^"/g); Salpetermosen ved Hillerød, sigtet under lyngbuske og ketset på lyng og. Fig. 43. Cybocephalus politus 3. x 35. bølle, '"^"/s), Storkevad (ketset på lyng, ^^/g). Den er i Sverige iagttaget på stammer af pil (Salix cinerea), hvor den levede som rovdyr på skjoldlusen Chionaspis salicis. 5. slægtsgruppe Cryptårchini. Overl Stock Photo")
RMRD1CPW–. Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 130 tiden med en ganske svagt antydet skrå længdestribe. Længde 1—1,3 mm. (^: Se ovenfor. Meget sjælden (J, 0). Esbjerg, Vosborg ved Ringkøbing, Slettestrand (nedbanket i antal af pil, ^"/g); Salpetermosen ved Hillerød, sigtet under lyngbuske og ketset på lyng og. Fig. 43. Cybocephalus politus 3. x 35. bølle, '"^"/s), Storkevad (ketset på lyng, ^^/g). Den er i Sverige iagttaget på stammer af pil (Salix cinerea), hvor den levede som rovdyr på skjoldlusen Chionaspis salicis. 5. slægtsgruppe Cryptårchini. Overl
RMRD1PET–. Danmarks fauna; illustrerede haandbøger over den danske dyreverden... 206 kun en ganske kort levetid, og kønsorganerne indtager en væsentlig del af bagkroppens indre. Hunnerne er så omdannede, at de oftest vanske- ligt umiddelbart lader sig erkende som insekter. De er altid stationære og vingeløse; inden for flere fami- lier mangler de også ben og er så alene fastholdt til værtplanten ved snablens indborede stiletter og even- tuelt ved udskilt voks. Kroppen er mere eller mindre. Fig. 73. Skjoldlus (Chionaspis elongata), ^. (Her fra Essig). oval. Og de enkelte legemsafsnit er ikke markerede.
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