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439 results for “generic key”
FIGURES 1–11 in Euthoracaphis Takahashi (Hemiptera: Aphididae: Hormaphidinae), a generic account, description of a new species from China, and a key to species
FIGURES 1–11. Euthoracaphis heterotricha. Apterous viviparous female: 1. dorsal view of body, with pustules in left, chaetotaxy in right, 2. antennal segments I–III, 3. cauda, 4. anal plate. Alate viviparous female: 5. dorsal view of head, 6. antennal segments I–V, 7. ultimate rostral segment, 8. siphunculus, 9. cauda, 10. anal plate, 11. genital plate. Scale bars = 0.1mm.
FIGURES 12–15 in Euthoracaphis Takahashi (Hemiptera: Aphididae: Hormaphidinae), a generic account, description of a new species from China, and a key to species
FIGURES 12–15. Euthoracaphis heterotricha. Apterous viviparous female: 12. dorsal view of body, 13. distinct and continuous suture on anterior prosoma, 14. long thick spinal prosomal setae (indicated by black arrow, thick and with distinct and well developed seta-bearing tubercle) and fine prosomal setae (indicated by red arrow, fine and with indistinct seta-bearing tubercle). Alate viviparous female: 15. dorsal view of body. Scale bars = 0.1mm.
FIGURES 23–30 in Euthoracaphis Takahashi (Hemiptera: Aphididae: Hormaphidinae), a generic account, description of a new species from China, and a key to species
FIGURES 23–30. Euthoracaphis oligostricha sp. nov. Apterous viviparous female: 23. dorsal view of body, 24. pustules on dorsum, 25. long fine marginal setae, 26. indisitinct and discontinuous sutures on anterior prosoma, 27. antennal segments I–III, 28. cauda, 29. anal plate, 30. genital plate. Scale bars = 0.1mm.
FIGURES 35–37 in Euthoracaphis Takahashi (Hemiptera: Aphididae: Hormaphidinae), a generic account, description of a new species from China, and a key to species
FIGURES 35–37. Euthoracaphis umbellulariae. Apterous viviparous female: 35. dorsal view of body, 36. distinct and continuous suture on anterior prosoma, 37. distinct but discontinuous suture on anterior prosoma. Scale bars = 0.1mm.
FIGURES 16–22 in Euthoracaphis Takahashi (Hemiptera: Aphididae: Hormaphidinae), a generic account, description of a new species from China, and a key to species
FIGURES 16–22. Euthoracaphis oligostricha sp. nov. Apterous viviparous female: 16. dorsal view of body, with pustules in left, chaetotaxy in right, 17. antennal segments I–III, 18. ultimate rostral segment, 19. siphunculus, 20. cauda, 21. anal plate, 22. genital plate. Scale bars = 0.1mm.
FIGURES 31–34 in Euthoracaphis Takahashi (Hemiptera: Aphididae: Hormaphidinae), a generic account, description of a new species from China, and a key to species
FIGURES 31–34. Euthoracaphis oligostricha sp. nov. First instar nymph: 31. dorsal view of body. Second instar nymph: 32. dorsal view of body. Third instar apteroid nymph: 33. dorsal view of body. Fourth instar apteroid nymph: 34. dorsal view of body. Scale bars = 0.1mm.
FIGURE 8 A–D. Cosmocephalus capellae, male. A in Two new nematode species of the genus Cosmocephalus Molin, 1858 (Spirurida: Acuariidae), with an amended generic diagnosis and an identification key to Cosmocephalus spp.
FIGURE 8 A–D. Cosmocephalus capellae, male. A. Anterior end, lateral view; B. Posterior end, lateral view; C. Right spicule, dextral view; D. Left spicule, sinistral view. Scale bars: A–D = 100 μm.
FIGURE 6 A–I. Cosmocephalus obvelatus, SEM. A in Two new nematode species of the genus Cosmocephalus Molin, 1858 (Spirurida: Acuariidae), with an amended generic diagnosis and an identification key to Cosmocephalus spp.
FIGURE 6 A–I. Cosmocephalus obvelatus, SEM. A. Anterior end, female, lateral view; note deirid (arrow); B. Anterior end, male, lateral view; note deirid (arrow); C. Pseudolabia, apical view; note cephalic papillae (arrowheads), amphid (arrow), cuticular swellings dorsally and ventrally at the bases of the pseudolabia (asterisks); D. Anterior end, apical view; note small pores; E. Deirid; F. Postdeirid. G. Posterior end, male, ventral view; note ventral cuticular ridge, precloacal papillae (arrowheads) and cloaca (arrow). H. Caudal alae, note postcloacal papillae (arrowheads). I. Posterior end, female, lateral view; note phasmid (arrow) and nipple-like projection. Scale bars: A, B, H, I = 50 μm; G = 100 μm; C, F = 20 μm; D, E = 10 μm.
FIGURE 7 A, B in Two new nematode species of the genus Cosmocephalus Molin, 1858 (Spirurida: Acuariidae), with an amended generic diagnosis and an identification key to Cosmocephalus spp.
FIGURE 7 A, B. Cosmocephalus jaenschi, paratype, male. A. Anterior end, lateral view; B. Posterior end, lateral view. Scale bars: A, B = 100 μm.
FIGURE 5 A–H. Cosmocephalus obvelatus. A in Two new nematode species of the genus Cosmocephalus Molin, 1858 (Spirurida: Acuariidae), with an amended generic diagnosis and an identification key to Cosmocephalus spp.
FIGURE 5 A–H. Cosmocephalus obvelatus. A. Anterior end, female, lateral view; B. Anterior end, male, lateral view; C. Vagina, lateral view; D. Caudal end, female, ventral view; E. Posterior end, female, lateral view; F. Left spicule, sinistral view; G. Egg; H. Right spicule, dextral view. Scale bars: A–C, E, F, H = 100 μm; D = 200 μm; G = 25 μm.
FIGURE 3 A–F. Cosmocephalus podicipis n in Two new nematode species of the genus Cosmocephalus Molin, 1858 (Spirurida: Acuariidae), with an amended generic diagnosis and an identification key to Cosmocephalus spp.
FIGURE 3 A–F. Cosmocephalus podicipis n. sp. A. Vulva; B. Posterior end, female; note nipple-like projection (arrowhead) and, phasmid (arrow); C. Posterior end, male, ventral view. D. Posterior end of male; ventral view; note sessile papillae (white arrowheads), pedunculate papillae (arrows) and phasmids (black arrowheads). E. Precloacal region of tail, ventral view; note papillae (arrowheads) and ventral cuticular ridge (arrow). F. Distal end of left spicule. Scale bars: A, B, F = 10 μm; C, E = 50 μm; D = 20 μm.
FIGURE 2 A–G. Cosmocephalus podicipis n in Two new nematode species of the genus Cosmocephalus Molin, 1858 (Spirurida: Acuariidae), with an amended generic diagnosis and an identification key to Cosmocephalus spp.
FIGURE 2 A–G. Cosmocephalus podicipis n. sp., female, SEM. A. Anterior end, lateral view; note deirid (arrow); B. Pseudolabium, lateral view; note cephalic papillae (arrowheads), amphid (arrow), cuticular swellings dorsally and ventrally at the bases of the pseudolabia (asterisks); C. Anterior end, apical view; note cephalic papillae (arrowheads), amphids (arrows), cuticular swellings dorsally and ventrally at the bases of the pseudolabia (asterisks); D. Lateral alae; note deirids (arrowheads) and excretory pore (arrow); E. Cuticular plates, detail from the middle part of the descending arm of a cordon; F. Deirid; G. Postdeirid. Scale bars: A = 100 μm; B, C, E–G = 10 μm; D = 50 μm.
FIGURE 1 A–G. Cosmocephalus podicipis n in Two new nematode species of the genus Cosmocephalus Molin, 1858 (Spirurida: Acuariidae), with an amended generic diagnosis and an identification key to Cosmocephalus spp.
FIGURE 1 A–G. Cosmocephalus podicipis n. sp. A. Anterior end, female, lateral view; B. Anterior end, male, lateral view; C. Vagina, lateral view; D. Posterior end, male, lateral view; E. Caudal end, female, lateral view; F. Egg; G. Right spicule, dextral view. Scale bars: A–E, G = 100 μm; F = 25 μm.
FIGURE 4 A–G. Cosmocephalus pelecani n in Two new nematode species of the genus Cosmocephalus Molin, 1858 (Spirurida: Acuariidae), with an amended generic diagnosis and an identification key to Cosmocephalus spp.
FIGURE 4 A–G. Cosmocephalus pelecani n. sp. A. Anterior end, female, lateral view; B. Anterior end, male, lateral view; C. Vagina, lateral view; D. Egg; E. Right spicule, dextral view; F. Posterior end, male, lateral view; G. Caudal end, female, lateral view. Scale bars: A–C, E–G = 100 μm; D = 25 μm.
FIGURE 22 in Macromyzus Takahashi (Hemiptera, Aphididae), a generic account, description of one new species, and keys to species
FIGURE 22. Host plant of Macromyzus (Macromyzus) spinosus sp. nov. A., Plagiogyria japonica Thunb., B. young leaves infested by Macromyzus (Macromyzus) spinosus sp. nov.
FIGURE 23 in Macromyzus Takahashi (Hemiptera, Aphididae), a generic account, description of one new species, and keys to species
FIGURE 23. Host plants of Macromyzus woodwardiae: A. Diplopterygium glaucum (Gleicheniaceae), B. Blechnum oritentale (Blechnaceae), C. Arachniodes chinensis (Arachniodes), D. Dryopteris fuscipes (Dryopteridaceae), E. Microlepia marginata (Dennstaedtiaceae), F. Woodwardia japonica (Blechnaceae), G. Woodwardia japonica (Blechnaceae).
FIGURES 12–21 in Macromyzus Takahashi (Hemiptera, Aphididae), a generic account, description of one new species, and keys to species
FIGURES 12–21. Macromyzus (Macromyzus) species. M. (M.) spinosus sp.nov. 12–20: apterous viviparous female: 12. dorsal view of body, 13. dorsal view of head, 14. antennal segments I–III, 15. ultimate rostral segment, 16. dorsal patches on abdominal tergites II–III, 17. siphunculus, 18. cauda. Fourth instar nymph: 19. dorsal view of body, 20. antennal segments I–III. M.(M.) woodwardiae Fourth instar nymph: 21. antennal segments I–III. Scale bar=0.10 mm.
FIGURES 1–11 in Macromyzus Takahashi (Hemiptera, Aphididae), a generic account, description of one new species, and keys to species
FIGURES 1–11. Macromyzus (Macromyzus) spinosus sp.nov., apterous viviparous female: 1. dorsal (left) and ventral (right) view of head, 2. antennal segments I–III, 3. antennal segments IV–V, 4. antennal segment VI, 5. ultimate rostral segment, 6. mesosternal furca, 7. dorsal patches on abdominal tergites II–III, 8. siphunculus, 9. cauda, 10. anal plate, 11. gential plate. Scale bars=0. 10 mm.
FIGURE 14 in Generic redefinition, key and two new species of Acorystus To w ne s (Hymenoptera: Ichneumonidae: Cryptinae)
FIGURE 14. Diagram with distribution records for Acorystus albicornis sp. nov. (circle), A. circumflexus sp. nov. (square), and A. fulvus Townes (triangle).
FIGURES 12, 13 in Generic redefinition, key and two new species of Acorystus To w ne s (Hymenoptera: Ichneumonidae: Cryptinae)
FIGURES 12, 13. Acorystus fulvus Townes, Holotype Ψ. 12, Left side. 13, Head and mesosoma, dorsal. Photographed by David B. Wahl.
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International Brain Laboratory public data
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OpenNeuro
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