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8,443 results for “gastropoda”
Figure 17 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 17. Genital system of Plagiodontes dentatus and P. multiplicatus parvus. (A,B) Genital system of P. dentatus; (C,D) genital system of P. multiplicatus parvus. Abbreviations: ag, albumen gland; bc, bursa copulatrix; bcd, bursa copulatrix duct; e, epiphalum; f, flagellum; fo, free oviduct; fpsc, fertilization pouch–spermathecal complex; hd, hermaphroditic duct; o, ovotestis; p, penis; prm, penis retractor muscle; ps, penial sheath; so, spermoviduct; v, vagina; vd, vas deferens.
Figure 16 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 16. Dorsal view of the pallial complex of Plagiodontes rocae showing dark pigmentation. Abbreviations: ada, ad-rectal area; h, heart; k, kidney; mc, mantle collar; pg, pallial gland; pv, pulmonary vein; r, rectum.
Figure 15 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 15. Pallial complex of Plagiodontes patagonicus and P. rocae. (A,B) Pallial complex of P. patagonicus; (C,D) pallial complex of P. rocae. Abbreviations: aa, ad-rectal area; h, heart; i, intestinal bend; k, kidney; mav, marginal afferent vein; mc, mantle collar; mc-d, mantle collar and diaphragm junction; mv, marginal vein; pg, pallial gland; pn, pneumostome; pu, primary ureter; pv, pulmonary vein; r, rectum; su, secondary ureter; up, ureteric pore.
Figure 9 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 9. Pallial complex of Plagiodontes weyrauchi sp. nov. Abbreviations: aa, ad-rectal area; h, heart; k, kidney; mav, marginal afferent vein; mc, mantle collar; mb-d, mantle border and diaphragm junction; mv, marginal vein; pg, pallial gland; pn, pneumostome; pu, primary ureter; pv, pulmonary vein; r, rectum; su, secondary ureter; up, ureteric pore.
Figure 14 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 14. Pallial complex of Plagiodontes dentatus and P. multiplicatus. (A,B) Pallial complex of P. dentatus; (C,D) pallial complex of P. multiplicatus. Abbreviations: aa, ad-rectal area; h, heart; i, intestinal bend; k, kidney; mav, marginal afferent vein; mc, mantle collar; mc-d, mantle collar and diaphragm junction; mv, marginal vein; pg, pallial gland; pn, pneumostome; pu, primary ureter; pv, pulmonary vein; r, rectum; su, secondary ureter; up, ureteric pore.
Figure 13 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 13. Frequency histogram of the discriminant function 1 scores of the multiple determinanat analysis performed on shell measurements of Plagiodontes weyrauchi sp. nov. and P. multiplicatus parvus. Abbreviation: CC, canonical correlation.
Figure 1 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 1. Cuesta de la Chilca, Catamarca province, Argentina. (A) Type locality of Plagiodontes weyrauchi sp. nov.; (B) Prepuna vegetation at Cuesta de la Chilca.
Figure 8 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 8. Apertural characteristics of Plagiodontes weyrauchi sp. nov. (A) Lamellae and folds nomenclature; (B) expanded and slightly reflected peristome. Abbreviations: a, angular fold; b, basal fold; c, columellar lamella; lp, lower palatal fold; p: parietal lamella; sc: supracolumellar knob; sp, suprapalatal folds; t, transverse lamella; up, upper palatal lamella.
Figure 7 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 7. Scanning electron micrographs of the protoconch and teleoconch sculpture in Plagiodontes weyrauchi sp. nov. (A) Protoconch and first teleoconch whorls; (B) close-up of (A) showing the spiral lines crossing the axial striae; (C) protoconch and teleoconch sculpture; (D) protoconch–teleoconch limit (arrow); (E) close-up of (C) showing axial costae of the teleoconch.
Figure 12 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 12. Scatter plot of the scores of the principal components 1 and 2 of the principal components analysis performed on shell measurements of Plagiodontes weyrauchi, P. rocae, P. patagonicus, P. multiplicatus and P. dentatus. Abbreviations: AL, aperture length; AML, aperture major length; AW, aperture width; LWL, length of the last whorl; MA, major angle; SA, spiral angle; SL, shell length; SW, shell width.
Figure 11 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 11. Terminal male genitalia of Plagiodontes weyrauchi sp. nov. (A–D) Variability of the penis internal structure; (E,F) internal structure of the epiphallus and penial papilla. Abbreviations: e, epiphallus; el, epiphallic lamellae; f, flagellum; prm, penis retractor muscle; hp, hollow papilla of the epiphallus; pal, penial papilla accessory lobe; pi, pilaster; pp, penial papilla; vd, vas deferens.
Figure 2 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 2. Map of the collecting localities of the studied material. Abbreviations: d, Plagiodontes dentatus; m, P. multiplicatus parvus; p: P. patagonicus; r, P. rocae; w, P. weyrauchi sp. nov. References: white circles, own material; black circles, museum collections.
Figure 10 in A new species of Plagiodontes from Argentina, and new data on the anatomy of four other species in the genus (Gastropoda: Orthalicidae, Odontostominae)
Figure 10. Genital system of Plagiodontes weyrauchi sp. nov. (A,B) Complete genital system; (C,D) proximal genitalia; (E–G) variability of the vaginal internal structure. Abbreviations: ag, albumen gland; al, anastomosed lamellae; bc, bursa copulatrix; bcd, bursa copulatrix duct; e, epiphallum; f, flagellum; fo, free oviduct; fpsc, fertilization pouch–spermathecal complex; ga, genital atrium; hd, hermaphroditic duct; l, straight lamellae; o, ovotestis; p, penis; prm, penis retractor muscle; ps, penial sheath; so, spermoviduct; v, vagina; vd, vas deferens.
Figure 1 in Protozoan ciliate epibionts on the freshwater apple snail Pomacea figulina (Spix, 1827) (Gastropoda, Ampullariidae) in an urban stream of south-east Brazil
Figure 1 (continued). In vivo photomicrographic images of epibiont ciliates on Pomacea figulina. (K–M). Carchesium polypinum. (N). Colony of Carchesium polypinum as basibiont of the suctorian Tokophrya fasciculata (arrows). (O). Superior view of the suctorian Tokophrya fasciculata. (P–Q). Tokophrya fasciculata. Scale bars: 100 mm.
Figure 1 in Protozoan ciliate epibionts on the freshwater apple snail Pomacea figulina (Spix, 1827) (Gastropoda, Ampullariidae) in an urban stream of south-east Brazil
Figure 1. In vivo photomicrographic images of epibiont ciliates on Pomacea figulina. (A–B). Vorticella campanula. (C–D). Epistylis plicatilis. (E–F). Opercularia sp. (G). Vorticella microstoma-complex. (H–J). Epistylis sp. The arrows show the asexual reproduction. Scale bars: 50 mm.
Figure 5. A in Shell-bearing Mollusca (Bivalvia and Gastropoda) from submarine caves in Hong Kong
Figure 5. A, Epitonium bullatum, height×width52.7×1.9 mm. B, living specimen of the same shell. Note the sea anemones on the shell.
Figure 4. A and B in Shell-bearing Mollusca (Bivalvia and Gastropoda) from submarine caves in Hong Kong
Figure 4. A and B, Diodora quadriradiata, height×length565.5×14.22 mm; C and D, Cypraea arabica arabica juvenile, height×width510.32×4.88 mm; E and F, Ergalatax contracta, height×width514.58×6.7 mm; G and H, Thais luteostoma, height×width5 24.83×16.22 mm; I and J, Engina armillata height×width58.35×4.67 mm.
Figure 2. A in Shell-bearing Mollusca (Bivalvia and Gastropoda) from submarine caves in Hong Kong
Figure 2. A, Acar plicata, height×length57.2×12.9 mm; B, Arca avellana, heigh- t×length512.2×26.1 mm; C, Lithophaga malaccana, height×length517.7×7.87 mm; D, Modiolus comptus, height×length57.05×4.82 mm; E, Septifer bilocularis, heigh- t×length537.8×19.8 mm; F, Dendostrea crenulifera, height×length53.4×2.4 mm; G and H, Hyotissa sinensis (NHM 20030494), height×length5129×117 mm; I, Spondylus cf. anacanthus, height×length58.31×15.07 mm; J, Anomia chinensis, heigh- t×length52.4×2.4 mm; K, Pinctada martensii, height×length514.48×15.35 mm; L, Isognomon legumen, height×length528×14.77 mm; M, Vulsella vulsella, heigh- t×length564.19×32.96 mm; N, Ephippodonta oedipus, height×length50.51×3.25 mm; O, Mysella compacta, height×length51.84×4.5 mm; P, Claudiconcha japonica, heigh- t×length54.75×5.08 mm; Q, Hiatella orientalis, height×length511.9×13.1 mm.
FIGURE 17. Thieleella gunteri. A. AMS C.402628 in Revision of the Australian species of Anatomidae (Mollusca: Gastropoda: Vetigastropoda)
FIGURE 17. Thieleella gunteri. A. AMS C.402628. Off Cape Naturaliste, TAS, Australia. B–C. AMS C.402692. Off Cape Naturaliste, TAS, Australia. Scale bars shell = 200 µm. Scale bars protoconch and spire = 50 µm.
FIGURE 15. Thieleella gunteri. AMS C.31845. 40 miles S in Revision of the Australian species of Anatomidae (Mollusca: Gastropoda: Vetigastropoda)
FIGURE 15. Thieleella gunteri. AMS C.31845. 40 miles S of Cape Wiles, SA, Australia, 174–183 m. Scale bar shell = 200 µm. Scale bar protoconch = 50 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.