Find research datasets worth reusing
Search datasets from major research repositories and use ShareScore to quickly assess how well each record supports discovery, access, and reuse.
8,443
datasets available to search
ShareScore release 0.9.0
Dataset results
8,443 results for “gastropoda”
FIGURE 5 in The Naticidae (Mollusca: Gastropoda) of Giglio Island (Tuscany, Italy): Shell characters, live animals, and a molecular analysis of egg masses
FIGURE 5: A, Sparsely dotted form of Naticarius stercusmuscarum (Gmelin, 1791); B, Naticarius stercusmuscarum (Gmelin, 1791). All specimens are shown in four standardized views (dorsal, apertural, apical, umbilical) as well as alive. The pictures of living specimens were taken in an aquarium with a black bottom. Scale bars represent 0.5 cm.
FIGURE 4. a–e. Cercaria capricornia IV in A complex of putative acanthocolpid cercariae (Digenea) from Nassarius olivaceus and N. dorsatus (Gastropoda: Nassariidae) in Central Queensland, Australia
FIGURE 4. a–e. Cercaria capricornia IV, naturally emerged from Nassarius olivaceus: a. Body, heat-killed, in ventral view; b. Entire cercaria, heat-killed, from side view; c. Live cercaria, resting attitude, side view; d. Live cercaria, resting attitude, ventral view; e. Rediae, fixed, containing cercariae at different stages of development. Scale bars a, b = 100 μm; c, d not to scale; e = 200 μm.
FIGURE 5. a–E. Cercaria capricornia V in A complex of putative acanthocolpid cercariae (Digenea) from Nassarius olivaceus and N. dorsatus (Gastropoda: Nassariidae) in Central Queensland, Australia
FIGURE 5. a–E. Cercaria capricornia V, naturally emerged from Nassarius dorsatus: a. Body, heat-killed, in ventral view; b. Entire cercaria, heat-killed, from side view; c. Live cercaria, resting attitude, side view; d. Live cercaria, resting attitude, ventral view; e. Rediae, fixed, containing cercariae at different stages of development. Scale bars a, b = 100 μm; c, d not to scale; e = 200 μm.
FIGURE 2. a–f. Cercaria capricornia II in A complex of putative acanthocolpid cercariae (Digenea) from Nassarius olivaceus and N. dorsatus (Gastropoda: Nassariidae) in Central Queensland, Australia
FIGURE 2. a–f. Cercaria capricornia II naturally emerged from Nassarius olivaceus: a. Body, heat-killed, in ventral view; b. Entire cercaria, heat-killed, from side view; c. Live cercaria, body folded for swimming, from ventral view; d. Live cercaria, resting attitude, side view; e. Live cercaria, resting attitude, ventral view; f. Rediae, fixed, containing cercariae at different stages of development. Scale bars a, b = 100 μm; c–e not to scale; f = 200 μm.
FIGURE 3. a–e in A complex of putative acanthocolpid cercariae (Digenea) from Nassarius olivaceus and N. dorsatus (Gastropoda: Nassariidae) in Central Queensland, Australia
FIGURE 3. a–e. Cercaria capricornia III, naturally emerged from Nassarius olivaceus: a. Body, heat-killed, in ventral view; b. Entire cercaria, heat-killed, from side view; c. Live cercaria, resting attitude, side view; d. Live cercaria, resting attitude, ventral view; e. Rediae, fixed, containing cercariae at different stages of development. Scale bars a, b = 100 μm; c, d not to scale; e = 200 μm.
FIGURE 1. a–f. Cercaria capricornia I in A complex of putative acanthocolpid cercariae (Digenea) from Nassarius olivaceus and N. dorsatus (Gastropoda: Nassariidae) in Central Queensland, Australia
FIGURE 1. a–f. Cercaria capricornia I naturally emerged from Nassarius olivaceus: a. Body, heat-killed, in ventral view; b. Entire cercaria, heat-killed, from side view; c. Live cercaria, body folded for swimming, from dorsal view; d. Live cercaria, resting attitude, side view; e. Live cercaria, resting attitude, ventral view; f. Rediae, fixed, containing cercariae at different stages of development. Scale bars a, b = 100 μm; c–e not to scale; f = 200 μm.
FIGURE 6. a–c. Cercaria capricornia VI in A complex of putative acanthocolpid cercariae (Digenea) from Nassarius olivaceus and N. dorsatus (Gastropoda: Nassariidae) in Central Queensland, Australia
FIGURE 6. a–c. Cercaria capricornia VI, naturally emerged from Nassarius dorsatus: a. Body, heat-killed, in ventral view; b. Entire cercaria, heat-killed, from side view; c. Rediae, fixed, containing cercariae at different stages of development. Scale bars a, b = 100 μm; c = 200 μm.
FIGURE 7 in A new species of Scissurella from the Azores with discussions on Sinezona semicostata Burnay & Rolán, 1990 and Sinezona cingulata (O. G. Costa, 1861) (Gastropoda: Vetigastropoda: Scissurellidae)
FIGURE 7. SEM-micrographs of shells in frontal, umbilical, apical and detail on protoconch (apical view). Sinezona semicostata MNHN. Grande Salvage, Salvage Islands 30.13°N, 15.86°W. Scale bars: shell 200 µm, protoconch 100 µm.
FIGURE 6. Sinezona cingulata radula AMS 380705 in A new species of Scissurella from the Azores with discussions on Sinezona semicostata Burnay & Rolán, 1990 and Sinezona cingulata (O. G. Costa, 1861) (Gastropoda: Vetigastropoda: Scissurellidae)
FIGURE 6. Sinezona cingulata radula AMS 380705. Ceuta, Anse Sachel, Caseme del Reine, Spain 35.88º N, 5.30ºW. A. Central section, scale bar = 20 µm. B. Close up of rachidian, lateral teeth and marginals, scale bar =10 µm. C. Full radula, scale bar = 250 µm.
FIGURE 5. A in A new species of Scissurella from the Azores with discussions on Sinezona semicostata Burnay & Rolán, 1990 and Sinezona cingulata (O. G. Costa, 1861) (Gastropoda: Vetigastropoda: Scissurellidae)
FIGURE 5. A. Original illustration of Sinezona cingulata Costa (1861: pl. 12, figs 9 A–B). B. Sinezona cingulata as figured in Thiele (1912: pl. 3, figs 6–7).
FIGURE 4 in A new species of Scissurella from the Azores with discussions on Sinezona semicostata Burnay & Rolán, 1990 and Sinezona cingulata (O. G. Costa, 1861) (Gastropoda: Vetigastropoda: Scissurellidae)
FIGURE 4. SEM-micrographs of shells in frontal, umbilical, apical and detail on protoconch (apical view). A. Sinezona semicostata paratype MNHN Moll 5280. Cape Verde Archipelago, Boavista Island15°N, 23°W. B. Sinezona confusa paratype BMNH 1994094 Playa Baracoa, Cuba 23°03'N, 82°34'W. C. Sinezona fayalensis MNHN. Santa Maria Island, Azores 36.95°N, 25.11°W. Scale bars: shell 200 µm, protoconch 100 µm.
FIGURE 3 in A new species of Scissurella from the Azores with discussions on Sinezona semicostata Burnay & Rolán, 1990 and Sinezona cingulata (O. G. Costa, 1861) (Gastropoda: Vetigastropoda: Scissurellidae)
FIGURE 3. SEM-micrographs of shells in frontal, umbilical, apical and detail on protoconch (apical view). A. Scissurella lobini paratype BMNH 1991122. Porto Novo, Sto Antao Island, Cape Verde Islands 17.067°N, 25.083°W. B. Scissurella redferni paratype BMNH 1996100. Chub Rock, Abaco Island, Bahamas, 26.467°N, 77.083ºW. C. Scissurella costata AMS 406387. Sardinia, Italy 41.233°N, 9.133°E. Scale bars: shell 200 µm, protoconch 100 µm.
FIGURE 2 in A new species of Scissurella from the Azores with discussions on Sinezona semicostata Burnay & Rolán, 1990 and Sinezona cingulata (O. G. Costa, 1861) (Gastropoda: Vetigastropoda: Scissurellidae)
FIGURE 2. SEM-micrographs of shells in frontal, umbilical, apical and detail on protoconch (apical view). A. Scissurella azorensis n. sp., paratype MCZ 356976. B. Sinezona cingulata AMS C.380708. Benzu, Spain 35.91°N, 5.40°W. C. Sinezona depressa syntype BMNH 1911.7.17.21. Madeira Islands 32.66°N, 16.75°W. Scale bars: shell 200 µm, protoconch 100 µm.
FIGURE 1. Scissurella azorensis n in A new species of Scissurella from the Azores with discussions on Sinezona semicostata Burnay & Rolán, 1990 and Sinezona cingulata (O. G. Costa, 1861) (Gastropoda: Vetigastropoda: Scissurellidae)
FIGURE 1. Scissurella azorensis n. sp., SEM-micrographs of shells in frontal, umbilical, apical and detail on protoconch (apical view). A. Holotype MNHN Moll 9640, B., C. Paratypes MNHN Moll 9641. Scale bars: shells 200 µm, protoconch 100 µm.
FIGURE 6. A in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 6. A. Radular cusps and denticles of Phyllodesmium tuberculatum n. sp. (CASIZ 106547) B. Radular cusps and denticles of Phyllodesmium pinnatum n. sp. (CASIZ 179101) C. and D. Radular cusps and denticles of Phyllodesmium karenae n. sp. (CASIZ 177313, note the ventral denticle near the apex of each cusp).
FIGURE 9 in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 9. Strict consensus of 7 most parsimonious trees. L = 116, CI = 0.302, RI = 0.597. Numbers above branches are decay analysis values, key character synapomorphies are indicated in italics. Key synapomorphies include: 6―ceratal shape flattened, 7―ceratal apex curved, 22―radular denticles congested, 31―prostate short, 32―prey soft corals only, 11―post cardiac cerata not arch-shaped, 5―ceratal texture nodulose, 12―second group of cerata not archshaped, 13―third group of cerata not arch-shaped.
FIGURE 1. Living animals A. Phyllodesmium tuberculatum n in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 1. Living animals A. Phyllodesmium tuberculatum n. sp. B. Phyllodesmium pinnatum n. sp. C. Phyllodesmium karenae n. sp.
FIGURE 5. A. and B in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 5. A. and B. Jaw plate and masticatory denticles of Phyllodesmium tuberculatum n. sp. (CASIZ 106547). C. and D. Jaw plate and masticatory border of Phyllodesmium pinnatum n. sp. (CASIZ 179101). E. and F. Jaw plate and masticatory denticles of Phyllodesmium karenae n. sp. (CASIZ 177313).
FIGURE 8 in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 8. Reproductive system of Phyllodesmium karenae n. sp. Abbreviations: am―ampulla, rs―receptaculum seminis, od―oviduct, vd―vas deferens, p―penial papilla, pr―prostate, al―albumen gland, mu―mucous gland, me―membrane gland, fgm―female gland.
FIGURE 3 in Three new species of Phyllodesmium Ehrenberg (Gastropoda: Nudibranchia: Aeolidoidea), and a revised phylogenetic analysis
FIGURE 3. Lateral view of preserved specimens showing ceratal arrangement A. Phyllodesmium tuberculatum n. sp. (CASIZ 106547). B. Phyllodesmium pinnatum n. sp. (CASIZ 179101). C. Phyllodesmium karenae n. sp. (CASIZ 177313). Scale bars represent preserved specimen length.
ScienceDex guides
Understand access before you commit
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.