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431 results for “first instar”
FIGURES 111–114. Sapromyza apicalis, first instar. 111 in The immatures of lauxaniid flies (Diptera: Lauxaniidae) and their taxonomical implications
FIGURES 111–114. Sapromyza apicalis, first instar. 111. Cephalic segment, latero-ventral view. 112. Detail of the ventral organ. 113. Thoracic segments, lateral view. 114. Abdominal segments, lateral view. A, antenna; A1–A2, first and second abdominal segments; CS, cephalic segment; LL, labial lobe; MH, mouth hooks; MP, maxillary palpus; PC, peristomal cirri; SC, scraping cirri; SC1, first row of scraping cirri; T1–T3, first to third thoracic segments; VO, ventral organ.
FIGURES 45–48. Homoneura limnea, first instar. 45. Cephalic segment, ventral view. 46 in The immatures of lauxaniid flies (Diptera: Lauxaniidae) and their taxonomical implications
FIGURES 45–48. Homoneura limnea, first instar. 45. Cephalic segment, ventral view. 46. Detail of ventral organ, anterior view. 47. Cephalic and first two thoracic segments, lateral view. 48. Anal division and last abdominal segment, lateral view. A, antenna; A3–A5, third to fifth abdominal segments; LL, labial lobe; MH, mouth hook, PC, peristomal cirri; PS, posterior spiracles; SC, scraping cirri, SC1, first row of scraping cirri; T1–T2, first to second thoracic segments; VO, ventral organ.
FIGURE 5. Plethus ukalegon Malicky and Chantaramongkol 2007 early instar larva. 5A in First record of Plethus Hagen (Trichoptera, Hydroptilidae) from Japan, with description of a species
FIGURE 5. Plethus ukalegon Malicky and Chantaramongkol 2007 early instar larva. 5A, habitus, dorsal; 5B, right antenna, dorsal; 5C, right prothoracic leg, posterodorsal; 5D, apical part of right prothoracic leg, posterodorsal; 5E, abdominal segment IV, dorsal; 5F, left anal proleg, dorsolateral.
FIGURE 4. Plethus ukalegon Malicky and Chantaramongkol 2007 final instar larva. 4A in First record of Plethus Hagen (Trichoptera, Hydroptilidae) from Japan, with description of a species
FIGURE 4. Plethus ukalegon Malicky and Chantaramongkol 2007 final instar larva. 4A, habitus, dorsal; 4B, head, dorsal; 4C, labrum, dorsal; 4D, right mandible, dorsal; 4E, left antenna, dorsal; 4F, sclerites of prosternum, ventral; 4G, right half of dorsal plate of mesothorax; 4H, 3 thoracic legs and pleura; 4I, abdominal segment I, dorsal; 4J, abdominal segment III, dorsal; 4K, posterior parts of abdomen, dorsal.
FIGURE 2 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 2. The last-instar larva of Neoneuromus sikkimmensis (van der Weele, 1907). A. habitus, dorsal view; B. habitus, ventral view. Scale bar = 5 mm.
FIGURE 3 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 3. Chaetotaxy on the abdominal tergum of the last-instar larva of Neoneuromus sikkimmensis (van der Weele, 1907). A. dark macrosetae. B. pale slender setae. Arrow indicates specific type of macrosetae on abdominal terga (See detail description of each type of macrosetae in Description). Scale bar = 0.2 mm.
FIGURE 4 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 4. Detailed features of the last-instar larva of Neoneuromus sikkimmensis (van der Weele, 1907). A. surface of 1st antennomere; B. apex of 3rd antennomere; C. part of venter of prothorax; D. part of pronotum; E. part of abdominal tergum; F. base of ventral tuft.
Figure 5 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 5. Campylothorax notidanus sp. nov. (A) Dorsal chaetotaxy of head. (B) Maxilla. (C) Detail of maxillar lamella 1. (D) Labrum; pps = proximal pleural chaeta; dps = distal pleural chaeta. (E) Outer maxillary lobe. (F) Labial papilla E. (G) Labial chaetotaxy. (H) Thorax and first abdominal segment; arrow points anteriorly. (I). Chaetotaxy of second abdominal segment.
Figure 4 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 4. Campylothorax notidanus sp. nov. habitus. (A) Dark individual. (B) Detail of light-coloured individual. (C) Dorsal view of fourth abdominal segment of light-coloured individual.
Figure 3 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 3. Campylothorax sabanus dorsal chaetotaxy of fourth and fifth abdominal segments. (A) Fourth abdominal segment, first instar. (B) Fourth abdominal segment adult. (C) Detail of postero-lateral chaetotaxy of adult fourth abdominal segment in a different individual. (D) Alternative hypothesis of homology for inner and lateral Mc in adults. (E) Fifth abdominal segment, first instar. (F) Fifth abdominal segment, adult.
Figure 2 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 2. Campylothorax sabanus dorsal chaetotaxy. (A) Second abdominal segment, first instar. (B) Second abdominal segment, adult. (C) Third abdominal segment, first instar; arrow points at supernumerary chaeta of uncertain homology present in one specimen. (D) Third abdominal segment, adult. Symbols represent pseudopores, scales, bothriotricha and macro-, meso- or microchaetae as explained in the Methods section. v-shaped symbols represent primary scales; triangles represent fan-shaped ciliate microchaetae.
Figure 13 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 13. Campylothorax cubanus. (A) Thorax and first abdominal segment; arrow points anteriorly; homology of thoracic Mc as in C. sabanus. (B) Latero-internal chaetotaxy of fourth abdominal segment; individual from Dominican Republic. (C) Inner Mc; individual from Haiti.
Figure 1 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 1. Campylothtorax sabanus dorsal chaetotaxy. (A) Head, first instar. (B) Head, adult. (C) Thorax, first instar. (D) Thorax, adult. (E) First abdominal segment, first instar; arrow points at spurious chaeta present on one side of one specimen. (F) First abdominal segment, adult. In all figures, open circles represent Mc and closed circles microchaetae, circles with cross lines are pseudopores.
Figure 9 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 9. Campylothtorax hexosetosus sp. nov. Dorsal chaetotaxy of fourth abdominal segment. (A) Distribution of Mc and bothriotricha. (B, C) Alternative arrangement of inner posterior Mc in two other individuals.
Figure 12 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 12. Campylothtorax cubanus. (A) Habitus; individual from Haiti. (B) Habitus; individual from Dominican Republic. (C) Detail of fourth abdominal segment pattern; individual from Dominican Republic.
Figure 6 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 6. Campylothorax notidanus sp. nov. (A). Chaetotaxy of third abdominal segment. (B) Hind claw complex. (C) Chaetotaxy of fourth abdominal segment. (D) Hind claw, dorsal (anterior) view. (E) Mucro.
Figure 8 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 8. Campylothorax hexosetosus sp. nov. (A) Dorsal chaetotaxy of medial region of head. (B) Maxillary lamella 1. (B) Maxillary lamella 2. (D) Thorax and first abdominal segment, arrow points anteriorly. (E) Labial papilla E. (F) Lateral chaetotaxy of third abdominal segment.
Figure 11 in Chaetotaxy of first-instar Campylothorax sabanus (Wray), and description of three new Campylothorax species from Hispaniola (Collembola, Paronellidae)
Figure 11. Campylothtorax dominicanus sp. nov. (A) Latero-posterior chaetotaxy of fourth abdominal segment. (B) Hind claw complex.
FIGURES 25−26 in Description of the final instar nymphs of seven species from Anacroneuria Klapálek (Plecoptera: Perlidae) in Costa Rica, and first record for an additional genus in Central America
FIGURES 25−26. Perlesta sp., 25. Head and thorax (pro, meso and meta notum); 26. Anal gills, apex of female abdomen, ventrally.
FIGURES 2−4. Anacroneuria benedettoi, 2 in Description of the final instar nymphs of seven species from Anacroneuria Klapálek (Plecoptera: Perlidae) in Costa Rica, and first record for an additional genus in Central America
FIGURES 2−4. Anacroneuria benedettoi, 2. Head and thorax (pro, meso and meta notum); 3. Foreleg; 4. Ventral area of coxa.
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These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
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
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.