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431 results for “first instar”
FIGURE 6A–F in Survey of Trogolaphysa Mills (Collembola, Paronellidae) of the Brazilian Amazon including five new species and the description of the dorsal chaetotaxy of the first instar
FIGURE 6A–F. Trogolaphysa amazoccidentalensis sp. nov.: abdominal appendages; A, collophore (lateral view); B, male genital plate (ventral view); C, chaetotaxy of mac-like spines and elongated chaetae on manubrium (lateral view); D, distal manubrium (ventral view); E, manubrial plate (dorsal view); F, dens chaetotaxy (dorsal view), arrows show distribution of the inner spines and outer mac-like spines ciliate.
FIGURE 5A–G in Survey of Trogolaphysa Mills (Collembola, Paronellidae) of the Brazilian Amazon including five new species and the description of the dorsal chaetotaxy of the first instar
FIGURE 5A–G. Trogolaphysa amazoccidentalensis sp. nov.: legs; A–C, chaetotaxy of subcoxa I–III respectively (outer side); D, trochanteral organ; E, chaetotaxy of the femur and tibiotarsus I (anterior view); F, chaetotaxy of the femur III (posterior view); G, distal tibiotarsus and empodial complex III (anterior view).
FIGURE 3A–E in Survey of Trogolaphysa Mills (Collembola, Paronellidae) of the Brazilian Amazon including five new species and the description of the dorsal chaetotaxy of the first instar
FIGURE 3A–E. Trogolaphysa amazoccidentalensis sp. nov.: head; A, apex of left Ant IV (dorsal view); B, chaetotaxy of left Ant III–II (dorsal view), respectively; C, labial papillae E (right side), l.p. is lateral process; D, head dorsal chaetotaxy and eyes (left side); E, basomedian and basolateral labial fields and complete postlabial chaetotaxy (right side).
FIGURE 8 in Survey of Trogolaphysa Mills (Collembola, Paronellidae) of the Brazilian Amazon including five new species and the description of the dorsal chaetotaxy of the first instar
FIGURE 8. Trogolaphysa nigrocephala sp. nov., habitus of a fixed specimen in ethanol (lateral view). Scale bars: 0.5mm.
FIGURE 7 in Survey of Trogolaphysa Mills (Collembola, Paronellidae) of the Brazilian Amazon including five new species and the description of the dorsal chaetotaxy of the first instar
FIGURE 7. Records map of T.amazoccidentalensis sp. nov. (red), T.nigrocephala sp. nov. (yellow), and T.quinquedentomucronata sp. nov. (green); stars represent the type localities and circles the additional localities.
FIGURES 10A–G in Survey of Trogolaphysa Mills (Collembola, Paronellidae) of the Brazilian Amazon including five new species and the description of the dorsal chaetotaxy of the first instar
FIGURES 10A–G. Trogolaphysa nigrocephala sp. nov.: dorsal chaetotaxy; A, Th II–III; B–E, different patterns of chaetae on Th II p3 complex: B, holotype (both sides), C–E, paratypes (left side); F, Abd I–III; G, Abd IV–V.
FIGURE 2A–B in Survey of Trogolaphysa Mills (Collembola, Paronellidae) of the Brazilian Amazon including five new species and the description of the dorsal chaetotaxy of the first instar
FIGURE 2A–B. Trogolaphysa amazoccidentalensis sp. nov., habitus of a specimen fixed in ethanol; A, lateral view; B, dorsal view. Scale bars: 0.5mm.
FIGURE 12A–E in Survey of Trogolaphysa Mills (Collembola, Paronellidae) of the Brazilian Amazon including five new species and the description of the dorsal chaetotaxy of the first instar
FIGURE 12A–E. Trogolaphysa nigrocephala sp. nov.: abdominal appendages; A, collophore (lateral view), arrow on anterior side indicates a distal chaeta present as mac or mes; B, distal manubrium (ventral view); C, manubrial plate (dorsal view); D, dens chaetotaxy (dorsal view), arrows show distribution of the inner spines and outer mac-like spines ciliate; E, distal dens and mucro (dorsal view).
FIGURES 19–23. First larval instar 19. Nasale, 20. Mandible, 21–23. Epipharynx. 21 in Descriptions of the developmental stages of Cafius nauticus (Fairmaire) (Coleoptera: Staphylinidae: Staphylininae), with comments on its biology
FIGURES 19–23. First larval instar 19. Nasale, 20. Mandible, 21–23. Epipharynx. 21. Olfactory organs; 22. General appearance; 23. Long cuticular processes posteriorly. Abbreviations: 1–2=setae, a–b=pores, LT=lateral tooth, MT=median tooth, OG=olfactory organ, PMT=paramedian tooth.
FIGURE 2 in Description of a new ant- and stingless-bee-loving species of Cryptostigma Ferris (Hemiptera: Coccomorpha: Coccidae) from Ecuador living inside internodes of Cecropia (Urticaceae), with an updated key to the adult females and first-instar nymphs of the genus
FIGURE 2. Cryptostigma cecropiaphilum Kondo & Roubik, sp. nov. A. Alcohol preserved specimen with wax partially removed (black arrow pointing to wax cover). B. Dead specimen found inside hollow Cecropia stem (yellow arrow pointing to a broken long thread of wax produced by the spiracular disc-pores). C. An acid fuchsin-stained slide-mounted adult female. Inset. Close-up of antenna. D. Spiracular disc-pores. E. Close-up of spiracle (above) and stigmatic sclerotization (below). F. Dorsal derm with preopercular pores (the darker pores), sclerotic pores and dorsal setae. G. Anal plates. H. Leg remnant. I. Dorsal derm with numerous sclerotic pores. Photographs by T. Kondo.
FIGURE 1 in Description of a new ant- and stingless-bee-loving species of Cryptostigma Ferris (Hemiptera: Coccomorpha: Coccidae) from Ecuador living inside internodes of Cecropia (Urticaceae), with an updated key to the adult females and first-instar nymphs of the genus
FIGURE 1. Cryptostigma cecropiaphilum Kondo & Roubik, sp. nov. A. Nest of Plebeia sp. in split-open stem of Cecropia, showing exposed females of C. cecropiaphilum (top half), normally surrounding bee brood cells (bottom half). B. Very long white waxy threads protruding from the stigmatic areas of Cryptostigma in a nest from which bees were removed; note white mold growing on ruptured-open body cavities of dead Cryptostigma females. Photographs by D.W. Roubik.
FIGURE 3 in Description of a new ant- and stingless-bee-loving species of Cryptostigma Ferris (Hemiptera: Coccomorpha: Coccidae) from Ecuador living inside internodes of Cecropia (Urticaceae), with an updated key to the adult females and first-instar nymphs of the genus
FIGURE 3. Cryptostigma cecropiaphilum Kondo & Roubik, sp. nov., adult female. Arrows in the main drawing point to leg remnants.
FIGURES 1–9. Homalinotus depressus, last instar larva. 1 in First description of the larva and pupa of the coconut palm borer Homalinotus depressus (Linnaeus, 1758) (Coleoptera: Curculionidae: Molytinae) and a discussion about the terminology for immature forms
FIGURES 1–9. Homalinotus depressus, last instar larva. 1—mature larva (lateral view), 2—head capsule (frontal view), 3— antenna (lateral view), 4—antenna (frontal view), 5—clypeus and labrum, 6—epipharynx, 7—mandible (dorsal view), 8— maxillo-labial complex (ventral view), 9—spiracle. Legends [seta (ae) —s.]: AlA—alar area; als—anterolateral s.; amsanteromedian s.; Ant—antenna; CL—clipeus; cls—clypeal s.; des—dorsal epicranial s.; EPl— epipleuron; eps—epipleural s.; ES— epicranial suture; EuSt—eusternum; fs—frontal s.; FS—frontal suture; LbP—labial palp; les—lateral epicranial s.; Lmlabrum; LmR—labral rods; lms—labral s.; mds—mandibular s.; msp—median spines; MxP—maxillary palp; PdA—pedal area; pdas—pedal s.; pds—postdorsal s.; pes—posterior epicranial s.; Pl—pleurum; pms—postmental s.; PrMt—prementum; PrmS— premental sclerite; prns—pronotal s.;ps—pleural s.; Sp—spiracle; prs—prodorsal s.; ss—spiracular s.; ves—ventral epicranial s.
FIGURES 24–26 in First description of the last instar larva and pupa of the aquatic crane fly Limnorimarga limonioides (Alexander, 1945) (Diptera: Limoniidae)
FIGURES 24–26. Limnorimarga limonioides, terminal segment of male pupa. 24: lateral view; 25: dorsal view; 26: ventral view, vl—ventral lobe, ps—posterotergal spine.
FIGURES 21–23 in First description of the last instar larva and pupa of the aquatic crane fly Limnorimarga limonioides (Alexander, 1945) (Diptera: Limoniidae)
FIGURES 21–23. Limnorimarga limonioides, terminal segment of female pupa. 21: lateral view, c—cercus, v—valva; 22: dorsal view; 23: ventral view.
FIGURES 18–20. Limnorimarga limonioides, pupa. 18 in First description of the last instar larva and pupa of the aquatic crane fly Limnorimarga limonioides (Alexander, 1945) (Diptera: Limoniidae)
FIGURES 18–20. Limnorimarga limonioides, pupa. 18: head, thorax, I–III abdominal segments, lateral view; 19: head, thorax, I–II abdominal segments, dorsal view; 20: general view, lateral aspect, thorax, I–III abdominal segments, ventral view.
FIGURES 15–17. Limnorimarga limonioides, female pupa. 15 in First description of the last instar larva and pupa of the aquatic crane fly Limnorimarga limonioides (Alexander, 1945) (Diptera: Limoniidae)
FIGURES 15–17. Limnorimarga limonioides, female pupa. 15: general view, dorsal aspect; 16: general view, ventral aspect; 17: general view, lateral aspect.
FIGURES 12–14. Limnorimarga limonioides, male pupa. 12 in First description of the last instar larva and pupa of the aquatic crane fly Limnorimarga limonioides (Alexander, 1945) (Diptera: Limoniidae)
FIGURES 12–14. Limnorimarga limonioides, male pupa. 12: general view, dorsal aspect; 13: general view, ventral aspect; 14: general view, lateral aspect.
FIGURES 4–9. Limnorimarga limonioides, larva. 4 in First description of the last instar larva and pupa of the aquatic crane fly Limnorimarga limonioides (Alexander, 1945) (Diptera: Limoniidae)
FIGURES 4–9. Limnorimarga limonioides, larva. 4: labrum, clypeus, antennae and uppermost part of frons, dorsal view; 5: labrum, clypeus, antennae and frons, dorsal view; 6: right mandible, dorsal view; 7: right maxilla, ventral view, p—palpiger, i—inner maxillary lobe; 8: hypopharynx and prementum, ventral view, h - hypopharynx; 9: hypostoma, ventral view.
FIGURES 1–3. Limnorimarga limonioides, larva. 1 in First description of the last instar larva and pupa of the aquatic crane fly Limnorimarga limonioides (Alexander, 1945) (Diptera: Limoniidae)
FIGURES 1–3. Limnorimarga limonioides, larva. 1: general view of larva, lateral aspect; 2: general view of head capsule, dorsal aspect; 3: general view of head capsule, ventral aspect.
ScienceDex guides
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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.