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431 results for “first instar”
Figure 1 in New insights into the systematics of Entomobryoidea (Collembola: Entomobryomorpha): first instar chaetotaxy, homology and classification
Figure 1. Tergal elements and their symbols used in this study. Solid and hollow circles represent primary and secondary chaetae, respectively. A. Macrochaeta in Willowsia japonica. B. Abd. IV in Willowsia neocaledonica. C. Abd. IV in Willowsia sp. D. Abd. III in Lepidocyrtus absens. E. Abd. III‒IV in Lepidonella sp. F. Ms on Th. II in Sinhomidia bicolor. G. A diagram of element symbols. Scale bars: A–B, D = 100 μm; C, E = 300 μm; F = 20 μm.
FIGURE 5 in First description and bionomic notes for the final-instar larva and pupa of an Oriental dobsonfly species, Neoneuromus sikkimmensis (van der Weele, 1907) (Megaloptera: Corydalidae)
FIGURE 5. Pupa of Neoneuromus sikkimmensis (van der Weele, 1907). A. habitus, lateral view in situ; B. habitus, dorsal view, with abdomen stretched; C. habitus, ventral view, with abdomen stretched; D. apex of female abdomen, dorsal view; E. apex of female abdomen, ventral view; F. apex of female abdomen, lateral view. Scale bar = 5 mm (A–C) and 1 mm (D–F).
FIGURE 1 in First description and bionomic notes for the final-instar larva and pupa of an Oriental dobsonfly species, Neoneuromus sikkimmensis (van der Weele, 1907) (Megaloptera: Corydalidae)
FIGURE 1. Collecting sites of the larvae of Neoneuromus sikkimmensis (van der Weele, 1907). A. map of the collecting sites (asterisk represents Xichang City, China); B. Erwu River, Xichang City, China.
FIGURE 20. Crypticerya tuberculata first-instar nymph. A in A taxonomic review of the Crypticerya species (Hemiptera: Coccoidea: Monophlebidae) of the southwestern United States and Mexico, including description of a new species from Baja California
FIGURE 20. Crypticerya tuberculata first-instar nymph. A. Flagellate seta; B. Simple multilocular pore with bilocular centre and four outer loculi; C. Abdominal spiracle; D. Anal tube; E. Long hair-like seta; F. Simple multilocular pore with bilocular centre and seven outer loculi.
FIGURE 18. Crypticerya townsendi first-instar nymph. A in A taxonomic review of the Crypticerya species (Hemiptera: Coccoidea: Monophlebidae) of the southwestern United States and Mexico, including description of a new species from Baja California
FIGURE 18. Crypticerya townsendi first-instar nymph. A. Flagellate seta; B. Simple multilocular pore with bilocular centre and four outer loculi; C. Abdominal spiracle; D. Anal tube; E. Long hair-like seta; F. Simple multilocular pore with bilocular centre and seven outer loculi.
FIGURE 14. Crypticerya rileyi first-instar nymph. A in A taxonomic review of the Crypticerya species (Hemiptera: Coccoidea: Monophlebidae) of the southwestern United States and Mexico, including description of a new species from Baja California
FIGURE 14. Crypticerya rileyi first-instar nymph. A. Flagellate seta; B. Simple multilocular pore with bilocular centre and four outer loculi; C. Abdominal spiracle; D. Anal tube; E. Long hair-like seta; F. Simple multilocular pore with bilocular centre and seven outer loculi.
FIGURE 12. Crypticerya palmeri first-instar nymph. A in A taxonomic review of the Crypticerya species (Hemiptera: Coccoidea: Monophlebidae) of the southwestern United States and Mexico, including description of a new species from Baja California
FIGURE 12. Crypticerya palmeri first-instar nymph. A. Flagellate seta; B. Simple multilocular pore with bilocular centre and four outer loculi; C. Abdominal spiracle; D. Anal tube; E. Long hair-like seta; F. Simple multilocular pore with bilocular centre and seven outer loculi.
FIGURE 16. Crypticerya tabernicola first-instar nymph. A in A taxonomic review of the Crypticerya species (Hemiptera: Coccoidea: Monophlebidae) of the southwestern United States and Mexico, including description of a new species from Baja California
FIGURE 16. Crypticerya tabernicola first-instar nymph. A. Flagellate seta; B. Simple multilocular pore with bilocular centre and four outer loculi; C. Abdominal spiracle; D. Anal tube; E. Long hair-like seta; F. Simple multilocular pore with bilocular centre and seven outer loculi.
FIGURE 10. Crypticerya morrilli first-instar nymph. A in A taxonomic review of the Crypticerya species (Hemiptera: Coccoidea: Monophlebidae) of the southwestern United States and Mexico, including description of a new species from Baja California
FIGURE 10. Crypticerya morrilli first-instar nymph. A. Flagellate seta; B. Simple multilocular pore with bilocular centre and four outer loculi; C. Abdominal spiracle; D. Anal tube; E. Long hair-like seta; F. Simple multilocular pore with bilocular centre and seven outer loculi.
FIGURE 8. Crypticerya mexicana first-instar nymph. A in A taxonomic review of the Crypticerya species (Hemiptera: Coccoidea: Monophlebidae) of the southwestern United States and Mexico, including description of a new species from Baja California
FIGURE 8. Crypticerya mexicana first-instar nymph. A. Flagellate seta; B. Simple multilocular pore with bilocular centre and four outer loculi; C. Abdominal spiracle; D. Anal tube; E. Long hair-like seta; F. Simple multilocular pore with bilocular centre and seven outer loculi.
FIGURE 6. Crypticerya littoralis first-instar nymph. A in A taxonomic review of the Crypticerya species (Hemiptera: Coccoidea: Monophlebidae) of the southwestern United States and Mexico, including description of a new species from Baja California
FIGURE 6. Crypticerya littoralis first-instar nymph. A. Flagellate seta; B. Simple multilocular pore with bilocular centre and four outer loculi; C. Abdominal spiracle; D. Anal tube; E. Long hair-like seta; F. Simple multilocular pore with bilocular centre and seven outer loculi.
FIGURES 21–30. Coscinoptera argentina, first instar larva. 21, 22 in Morphology of the first instar larva in the tribe Clytrini, with two new descriptions in the subtribe Megalostomina (Coleoptera: Chrysomelidae: Cryptocephalinae)
FIGURES 21–30. Coscinoptera argentina, first instar larva. 21, 22. Head, dorsal and ventral; 23. Detail of (left) antenna; 24. Clypeus-labrum; 25. Epipharynx; 26. Mandible; 27. Maxilla and labium (a, ventral; b, dorsal maxilla); 28. Thorax and 1st abdominal segment, dorsolateral (one side); 29. Detail of tubercle bearing egg burster and setae; 30. Proleg, lateral. Scales = 0.1 mm.
FIGURES 1–10 in Morphology of the first instar larva in the tribe Clytrini, with two new descriptions in the subtribe Megalostomina (Coleoptera: Chrysomelidae: Cryptocephalinae)
FIGURES 1–10. (1–5) Megalostomis (H.) lacordairei Lacordaire. 1. Adult female habitus, anterolateral; 2 – 5. First instar larva, 2. Head capsule, one half dorsal, showing cuticle sculpture pattern of frons and epicranium; 3. habitus, lateral; 4. Detail of thoracic spiracle; 5. Larva in its case.
FIGURES 11–20 in Morphology of the first instar larva in the tribe Clytrini, with two new descriptions in the subtribe Megalostomina (Coleoptera: Chrysomelidae: Cryptocephalinae)
FIGURES 11–20. Megalostomis (H.) lacordairei, first instar larva. 11, 12. Head, dorsal and ventral; 13. Detail of (left) antenna; 14. Clypeus-labrum; 15. Epipharynx; 16. Mandible; 17. Maxilla and labium (a, ventral; b, dorsal maxilla); 18. Thorax and 1st abdominal segment, dorsolateral (one side); 19. Detail of tubercle bearing egg burster and setae; 20. Pro- leg, lateral. Scales = 0.1 mm.
FIGURES 15–25 in Descriptions of the first-instar larva of the hypogaeic species Neobidessodes limestoneensis (Watts & Humphreys) and of the third-instar larva of Hydroglyphus balkei Hendrich (Coleoptera: Dytiscidae: Bidessini) with phylogenetic considerations
FIGURES 15–25. Hydroglyphus balkei, third-instar larva. 15, head, dorsal aspect; 16, antenna, dorsal aspect; 17, antenna, ventral aspect; 18, mandible, dorsal aspect; 19, maxilla, dorsal aspect; 20, maxilla, ventral aspect; 21, labium, dorsal aspect; 22, labium, ventral aspect; 23, prothoracic leg, anterior aspect; 24, prothoracic leg, posterior aspect; 25, abdominal segment VIII and urogomphi, dorsal aspect. Sp, spinula. Secondary setae not labeled. Scale bars = 0.10 mm.
FIGURES 1–14 in Descriptions of the first-instar larva of the hypogaeic species Neobidessodes limestoneensis (Watts & Humphreys) and of the third-instar larva of Hydroglyphus balkei Hendrich (Coleoptera: Dytiscidae: Bidessini) with phylogenetic considerations
FIGURES 1–14. Neobidessodes limestoneensis, first-instar larva. 1, cephalic capsule, dorsal aspect; 2, cephalic capsule, ventral aspect; 3, antenna, dorsal aspect; 4, antenna, ventral aspect; 5, mandible, dorsal aspect; 6, maxilla, dorsal aspect; 7, maxilla, ventral aspect; 8, labium, dorsal aspect; 9, labium, ventral aspect; 10, metathoracic leg, anterior aspect; 11, metathoracic leg, posterior aspect; 12, abdominal segment VIII, ventral aspect; 13, abdominal segment VIII, dorsal aspect; 14, urogomphus, dorsal aspect. EB, egg burster; Sp, spinula; TP, tentorial pit. Scale bars = 0.10 mm.
FIGURES 31–36. Luciola substriata first instar larva, SEM. 31, 32 in The external larval morphology of aquatic and terrestrial Luciolinae fireflies (Coleoptera: Lampyridae)
FIGURES 31–36. Luciola substriata first instar larva, SEM. 31, 32 body, dorsal (31) and ventral; 33 ventral abdominal segments 3–7; 34 anterior portion of prothorax and retracted head, ventral; 35 left antenna, ventral; 36 apical maxillary palpomere, ventral.
FIGURES 13–16. 13–14. First instar larva, A in The larvae of Altica koreana (Ogloblin) and A. viridicyanea (Baly) (Coleoptera: Chrysomelidae: Galerucinae: Alticini)
FIGURES 13–16. 13–14. First instar larva, A. koreana: 13. Habitus, dorsal view; 14. Habitus, lateral view. Abbreviations: AI, AII, AIII, AVIII, AIX: abdominal segments I, II, III, VIII, IX; H: head; Ms: mesothorax; Mt: metathorax; Pt: prothorax. 15–16. Mature larva, A. koreana: 15. Habitus, dorsal view; 16. Habitus, lateral view. Abbreviations: AI, AII, AIII, AVIII, AIX: abdominal segments I, II, III,VIII, IX; H: Head; Mol: mesothoracic leg; Ms: mesothorax; Mt: metathorax; MtL: metathoracic leg; Pr: pronotum; Pt: prothorax; PrL: proleg; Sp: spiracle.
FIGURES 32–38. Tropisternus laevis, first instar larva. 32 in Description of immatures of the genus Tropisternus Solier, subgenus Pristoternus Orchymont (Coleoptera: Hydrophilidae), with emphasis on the chaetotaxy and morphometry of larval forms
FIGURES 32–38. Tropisternus laevis, first instar larva. 32, Head capsule, dorsal view; 33, Head capsule, ventral view; 34, Frontoclypeus, dorsal view; 35, Labium, dorsal view; 36, Labium, ventral view; 37, Left mandible, dorsal view; 38, Right mandible, dorsal view. Scale bars = 0.1 mm.
FIGURES 29–31. Tropisternus ovalis, first instar larva. 29 in Description of immatures of the genus Tropisternus Solier, subgenus Pristoternus Orchymont (Coleoptera: Hydrophilidae), with emphasis on the chaetotaxy and morphometry of larval forms
FIGURES 29–31. Tropisternus ovalis, first instar larva. 29, Left antenna, dorsal view; 30, Left maxilla, dorsal view; 31, Right maxilla, ventral view. Scale bars = 0.1 mm.
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
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