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8,443 results for “gastropoda”
FIGURE 7 in Eggs sunny-side up: A new species of Olea, an unusual oophagous sea slug (Gastropoda: Heterobranchia: Sacoglossa), from the western Atlantic
FIGURE 7. Digestive system of Olea hensoni n. sp. A, Lateral view. B, Dorsal view. C, Radula. D, Midgut, lateral view, cut longitudinally to show inner surface. an, anus; bm, buccal mass; dg, digestive gland; ds, septate muscle; es, esophagus; in, intestine; ma, ascus musculature; ns, central nervous system; sg, salivary glands; st, stomach. Scale: 0.5 mm.
FIGURE 6 in Eggs sunny-side up: A new species of Olea, an unusual oophagous sea slug (Gastropoda: Heterobranchia: Sacoglossa), from the western Atlantic
FIGURE 6. Microscopic internal hard structures of Olea hensoni n. sp. A, Close-up of SEM image of the penis, showing curved penial stylet. B, SEM image of the whole penis. C, D Light microscope images of two separately prepared radulae; scale bars = 15 µm.
FIGURE 5 in Eggs sunny-side up: A new species of Olea, an unusual oophagous sea slug (Gastropoda: Heterobranchia: Sacoglossa), from the western Atlantic
FIGURE 5. Internal morphology of Olea hensoni n. sp. A, Dorsal view of visceral mass. B, Ventral view of kidney and pericardium. C, Reproductive system. D, Anterior view of central nervous system. E, Posterior view of central nervous system. ab, abdominal ganglion; ag, albumen gland; am, ampulla; an, anus; au, auricle; bc, bursa copulatrix; bg, buccal gland; bm, buccal mass; bu, buccal ganglion; cg, capsule gland; cp, cerebro-pleural ganglion; dg, digestive gland; ey, eye; fc, fertilization chamber; fp, female aperture; gr, genital receptacle; hd, hermaphrodite duct; hf, hermaphrodite follicles; in, intestine; kd, kidney; md, male duct; mg, mucus gland; ns, central nervous system; np, nephrostome; ov, oviduct; pe, penis; pg, pedal ganglion; pr, prostate gland; sp, supra-intestinal ganglion; tg, tail gland; vd, vas deferens; vg, vaginal opening; vt, ventricle. Scale: 0.5 mm
FIGURE 4 in Eggs sunny-side up: A new species of Olea, an unusual oophagous sea slug (Gastropoda: Heterobranchia: Sacoglossa), from the western Atlantic
FIGURE 4. External morphology of Olea hensoni n. sp. A–C, Views of a 1.5 mm specimen with cerata. Dorsal view (A); right lateral view (B); and ventral view (C). D–E, Views of a 2 mm specimen with cerata removed. Dorsal view (D); right lateral view (E). an, anus; ct, cerata; ey, eye fp, female aperture; ft, foot; hf, hermaphrodite follicles; mo, mouth; mp, male aperture; np, nephrostome; tl, tail; vg, vaginal opening. Scale: 0.5 mm.
FIGURE 3 in Eggs sunny-side up: A new species of Olea, an unusual oophagous sea slug (Gastropoda: Heterobranchia: Sacoglossa), from the western Atlantic
FIGURE 3. Evolutionary relationships in Sacoglossa with emphasis on family Limapontiidae. Topology of the uncollapsed phylogram based on ML analysis of four loci (COI, 16S, H3 and 28S); support values above branches are posterior probabilities, below are bootstrap percentages; asterisk = 1.0 or 100% support. Bolded name denotes new taxon. Horizontal slashes indicate branch length shortened by half. Images credits: L. depressa and L. senestra, www.seaslugforum.org; E. felina, C. Trowbridge; "Gascoignella" jabae, C. Swennen; C. bellula, Coelho et al. 2006; remaining images from the authors.
FIGURE 2 in Eggs sunny-side up: A new species of Olea, an unusual oophagous sea slug (Gastropoda: Heterobranchia: Sacoglossa), from the western Atlantic
FIGURE 2. Live specimens and eggs of Olea hansineensis. A, Live specimen from San Juan Island, WA; 3 mm long crawling when fully extended. B, Live specimen from San Juan Island, WA; 5 mm long crawling. C, Specimens on Melanochlamys diomedea egg mass. One specimen (upper left) is feeding inside the egg mass, with only the tips of the cerata extending out above the outer membrane of the egg mass; the second specimen (lower right) is crawling on the outside of the egg mass. Field of view: 7 mm. D, Egg mass with uncleaved ova laid by O. hansineensis; scale bar = 100 µm.
FIGURE 1 in Eggs sunny-side up: A new species of Olea, an unusual oophagous sea slug (Gastropoda: Heterobranchia: Sacoglossa), from the western Atlantic
FIGURE 1. Live specimens and eggs of Olea hensoni n. sp. A, Right lateral view of live specimen, 2 mm long crawling. B, Dorsal view of live specimen, 2.5 mm long crawling. C, Left lateral view of live specimen, 5 mm long crawling. D, Dorsal view of live specimen, 5 mm long crawling. E, Ventral view of same specimen as (D) showing foot sole. F, Egg mass laid by O. hensoni n. sp. in the laboratory; width of egg spiral = 6 mm. G, Live specimen of O. hensoni n. sp. crawling on the surface of the cephalaspidean egg mass on which it was feeding in the field; width of egg mass = 8 mm.
FIGURE 4 in Two new species of Panaietis (Copepoda: Cyclopoida: Anthessiidae) associated with vetigastropods (Gastropoda) in coastal waters of southern Japan
FIGURE 4. Panaietis flavellata sp. nov., adult female, holotype NSMT-Cr 26681. A, habitus, dorsal; B, left genital aperture and leg 6, dorsal; C, right caudal ramus, dorsal; D, left antennule, posterior; E, left antenna, anterior; F, labrum; G, left mandible, posterior; H, left maxillule, anterior; I, right maxilla, anterior; J, right maxilliped, anterior. Scale bars: A, 0.4 mm; B–D, 0.1 mm; E, F, 0.05 mm; G, H, 0.03 mm; I, 0.04 mm. J, 0.02 mm.
FIGURE 1 in Two new species of Panaietis (Copepoda: Cyclopoida: Anthessiidae) associated with vetigastropods (Gastropoda) in coastal waters of southern Japan
FIGURE 1. Panaietis bobocephala sp. nov., adult female, holotype NSMT-Cr 26677. A, habitus, dorsal; B, urosome, dorsal; C, right genital aperture, dorsal; D, left caudal ramus, dorsal; E, rostral area, ventral; F, left antennule, posterior; G, distal segment of left antennule; H, right antenna, anterior. Scale bars: A, 1.0 mm; B, 0.4 mm; C, H, 0.1 mm; D, F, 0.2 mm; E, 0.3 mm; G, 0.02 mm.
FIGURE 3 in Two new species of Panaietis (Copepoda: Cyclopoida: Anthessiidae) associated with vetigastropods (Gastropoda) in coastal waters of southern Japan
FIGURE 3. Panaietis bobocephala sp. nov., adult female, holotype NSMT-Cr 26677 (A) and adult male, allotype NSMT-Cr 26678 (B–D). A, left leg 5, dorsal; B, habitus, dorsal; C, genital somite, ventral; D, right maxilliped. Scale bars: A, C, 0.2 mm; B, 0.5 mm; D, 0.1 mm.
FIGURE 5 in Two new species of Panaietis (Copepoda: Cyclopoida: Anthessiidae) associated with vetigastropods (Gastropoda) in coastal waters of southern Japan
FIGURE 5. Panaietis flavellata sp. nov., adult female, holotype NSMT-Cr 26681. A, right leg 1, anterior; B, right leg 2, anterior; C, right leg 3, anterior; D, right leg 4, anterior; E, left leg 5, anterior. Scale bars: A–D, 0.1 mm; E, 0.05 mm.
FIGURE 2 in Two new species of Panaietis (Copepoda: Cyclopoida: Anthessiidae) associated with vetigastropods (Gastropoda) in coastal waters of southern Japan
FIGURE 2. Panaietis bobocephala sp. nov., adult female, holotype NSMT-Cr 26677. A, labrum; B, left mandible, anterior; C, right maxillule, anterior; D, left maxilla, anterior; E, right maxilliped, anterior; F, distal tip of right maxilliped; G, right leg 1, anterior; H, right leg 2, anterior; I, right leg 3, anterior; J, left leg 4, anterior. Scale bars: A, D, E, 0.05 mm; B, 0.04 mm; C, 0.03 mm; F, 0.01 mm; G–J, 0.2 mm.
FIGURES 35–43. Calliostoma leptophyma. 35–37. HERMES2006 in Last snails standing since the Early Pleistocene, a tale of Calliostomatidae (Gastropoda) living in deep-water coral habitats in the north-eastern Atlantic
FIGURES 35–43. Calliostoma leptophyma. 35–37. HERMES2006/12, 35–36. H 1.0 mm, W 1.1 mm. 37. Protoconch W 0.59 mm, T 0.45 mm, scale bar 0.1 mm. 38. Moundforce2004/37, H 2.2 mm, W 2.3 mm, protoconch W 0.56 mm, T 0.43 mm. 39. HERMES2006/23A, H 2.9 mm, W 2.9 mm, protoconch W 0.57 mm, T 0.43 mm. 40. M151/GeoB 23434-4, live-collected, H 13 mm, W 14 mm. 41–43. Moundforce2004/41C, H 22 mm, W 23 mm.
FIGURES 2–8. Calliostoma bullatum, 2–5. POS346 in Last snails standing since the Early Pleistocene, a tale of Calliostomatidae (Gastropoda) living in deep-water coral habitats in the north-eastern Atlantic
FIGURES 2–8. Calliostoma bullatum, 2–5. POS346/ GeoB 11579, 2–3. H 1.4 mm, W 1.7 mm. 4–5. W 2.0 mm, T 1.6 mm, protoconch W 0.47 mm, T 0.35 mm, scale bar 0.1 mm. 6–7. MSM16-3/ GeoB 14871, live-collected, scale bars 10 mm, 6. H 36 mm, W 36 mm. 7. H 31 mm, W 32 mm. 8. Trochus bullatus, original illustration by Philippi (1844), H 34 mm, W 34 mm.
FIGURE 13 in Taxonomic review of Inella and Strobiligera (Gastropoda: Triphoridae) from Brazil
FIGURE 13. "Inella" sp. 4. A. UFC-Labomar 1850, 8.57 mm. B. MNRJ 32557, 4.28 mm. C. IBUFRJ 19509, 3.92 mm. D. MNRJ 31016, 3.09 mm. E–K: same shell as C. Scale bars: A–E, 1 mm; F–H, 500 µm; I–K, 100 µm.
FIGURE 21 in Taxonomic review of Inella and Strobiligera (Gastropoda: Triphoridae) from Brazil
FIGURE 21. Strobiligera dinea (Dall, 1927). A. MNHN, 9.03 mm. B. MNHN, 3.94 mm. C–G: same shell as A. Scale bars: A–B, 1 mm; C–D, 500 µm; E, G, 200 µm; F, 50 µm.
FIGURE 16 in Taxonomic review of Inella and Strobiligera (Gastropoda: Triphoridae) from Brazil
FIGURE 16. "Inella" vanilla sp. nov. A, D. MNRJ 33391, holotype, 5.43 mm. B. MNRJ 29571, paratype, 3.33 mm. C, E. MNRJ 34421, paratype, 6.22 mm. F–G, I: holotype. H: same shell as C. J–K: same shell as B. Scale bars: A–E, 1 mm; F–H, 500 µm; I–K, 100 µm.
FIGURE 10 in Taxonomic review of Inella and Strobiligera (Gastropoda: Triphoridae) from Brazil
FIGURE 10. "Inella" galo sp. nov. A. MNRJ 29365, holotype, 8.09 mm. B. MZSP 39584, paratype, 7.48 mm. C. MZSP 39584, paratype, 8.47 mm, with a small barnacle adhered in it. D. MNRJ 29410, paratype, 9.90 mm. E–G, I, K: holotype. H, J: same shell as D. Scale bars: A–E, 1 mm; F–H, 500 µm; I–J, 250 µm; K, 100 µm.
FIGURE 5 in Taxonomic review of Inella and Strobiligera (Gastropoda: Triphoridae) from Brazil
FIGURE 5. Inella sp. 1. A. MNRJ 34230, 7.00 mm. B. MNRJ 34230, 6.00 mm. C. MNHN, 5.81 mm. D. IBUFRJ 19605, 1.71 mm. E–J: same shell as A. Scale bars: A–E, 1 mm; F–H, 500 µm; I–J, 100 µm.
FIGURE 7 in Taxonomic review of Inella and Strobiligera (Gastropoda: Triphoridae) from Brazil
FIGURE 7. "Inella" faberi Rolán & Fernández-Garcés, 2008. A. MNRJ 32060, 8.44 mm. B. MNRJ 18704, 5.38 mm. C. MNRJ 18298, 5.37 mm. D. IBUFRJ 7670, 4.82 mm. E. MNRJ 29389, 7.02 mm. F–J, L: same shell as A. K: same shell as E. Scale bars: A–F, 1 mm; G–I, 500 µm; J–L, 100 µm.
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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.