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8,443 results for “gastropoda”
Figure 12 in Megalobulimus dryades, a new species from the Atlantic Forest in southeastern Brazil, and redescription of Megalobulimus gummatus (Gastropoda: Strophocheilidae)
Figure 12. Megalobulimus gummatus anatomy: (A) pallial chamber, renopericardial region, ventral view; (B) pneumostome region, ventral view, inner lip or pneumostome deflected; (C) genital system, complete dorsal view; (D) anterior region of genital ducts, lateral view; (E) same, opened longitudinally; (F) Carrefour region, ventral view; (G) penis and epiphallus opened longitudinally. Scale bars = 5 mm.
Figure 7 in Megalobulimus dryades, a new species from the Atlantic Forest in southeastern Brazil, and redescription of Megalobulimus gummatus (Gastropoda: Strophocheilidae)
Figure 7. Megalobulimus dryades sp.nov. anatomy: (A) genital system,complete dorsal view; (B) Carrefour region, ventral view; (C) albumen chamber opened,exposing its folds; (D) spermoviduct, cross-section at its middle region; (E) anterior region of genital ducts, lateral view; (F) same, opened longitudinally. Scale bars = 5 mm.
Figure 1 in Megalobulimus dryades, a new species from the Atlantic Forest in southeastern Brazil, and redescription of Megalobulimus gummatus (Gastropoda: Strophocheilidae)
Figure 1. Megalobulimus dryades sp. nov., live specimen in the Atlantic Forest, Fazenda Intervales, São Miguel Arcanjo Municipality, São Paulo state (photo by B.M. Tomotani).
Figure 6 in Megalobulimus dryades, a new species from the Atlantic Forest in southeastern Brazil, and redescription of Megalobulimus gummatus (Gastropoda: Strophocheilidae)
Figure 6. Megalobulimus dryades sp. nov. anatomy: (A) stomach, right view, opened longitudinally along dorsal surface; (B) same, left view; (C) intestine, transversally opened strip of its proximal region, inner surface exposed; (D) same, region of the pre-rectal valve; (E) same, rectum region. Scale bars = 5 mm.
Figure 10 in Megalobulimus dryades, a new species from the Atlantic Forest in southeastern Brazil, and redescription of Megalobulimus gummatus (Gastropoda: Strophocheilidae)
Figure 10. Shells of Megalobulimus gummatus: (A-C) holotype MNCN 1505/3199 (Rio de Janeiro), (A) apertural view, (B) lateral view, (C) abapertural view; (D-G) ANSP 428461 (Rio de Janeiro), (D) abapertural view, (E) lateral view, (F) apertural view, (G) protoconch; (H) MZSP 66800 (Arraial do Cabo, RJ), apertural view; (I-J) FMNH 216409 (Macaé, RJ, det. Bequaert, 1953), (I) apertural view, (J) protoconch. Arrows indicate location of spiral sulci.
Figure 4 in Megalobulimus dryades, a new species from the Atlantic Forest in southeastern Brazil, and redescription of Megalobulimus gummatus (Gastropoda: Strophocheilidae)
Figure 4. Megalobulimus dryades sp. nov. anatomy: (A) pallial chamber, renopericardial region, ventral view; (B) pneumostome region, ventral view, inner lip or pneumostome deflected. Scale bars = 5 mm.
Figure 3 in Megalobulimus dryades, a new species from the Atlantic Forest in southeastern Brazil, and redescription of Megalobulimus gummatus (Gastropoda: Strophocheilidae)
Figure 3. Megalobulimus dryades sp. nov. anatomy: (A) pulmonary (pallial) cavity, ventral-inner view showing collar vessel (cv), septum (se), heart (ht); (B) jaw, anterior view, left side damaged; (C) radula, central region in SEM.
Figure 9 in Megalobulimus dryades, a new species from the Atlantic Forest in southeastern Brazil, and redescription of Megalobulimus gummatus (Gastropoda: Strophocheilidae)
Figure 9. Megalobulimus dryades sp. nov. and M. gummatus in S-SE Brazil: Geographical distributions based on MZSP specimens. Megalobulimus dryades sp. nov. (circles; star indicating type locality, Iporanga) in south São Paulo state; M. gummatus (triangle) on the central coast of Rio de Janeiro state (type locality).
Figure 4 in A new species of Microcancilla from the southwestern Atlantic and notes on Microcancilla brasiliensis comb. nov. (Gastropoda, Cancellariidae)
Figure 4. Known records of Microcancilla species based on the literature and on the material examined in the present study.
Figure 3 in A new species of Microcancilla from the southwestern Atlantic and notes on Microcancilla brasiliensis comb. nov. (Gastropoda, Cancellariidae)
Figure 3. Microcancilla braziliensis comb. nov. (A-G) MNRJ 28182 (4.49 mm long). (A) Entire shell in ventral view, white square enlarged in D. (B) same, lateral view. (C) same, dorsal view. (D) Detail of teleoconch sculpture. (E) Protoconch in frontal view, white square enlarged in G. (F) same, apical view. (G) Detail of protoconch sculpture. Scale bars: A-C = 1 mm; D = 200 µm; E-F = 100 µm; G = 50 µm.
Figure 2 in A new species of Microcancilla from the southwestern Atlantic and notes on Microcancilla brasiliensis comb. nov. (Gastropoda, Cancellariidae)
Figure 2. Microcancilla phoenix sp. nov. (A-C) MNRJ 28191 (2.94 mm long). (D-E) MNRJ 28189 (2.72 mm, 3.07 mm and 3.39 mm, respectively). (A, B, D-F) Entire shell in ventral view, white square in A enlarged in C. (B) same, lateral view. (C) Detail of teleoconch sculpture. Scale bars: A, B, D-F = 1 mm; C = 100 µm.
Figure 1 in A new species of Microcancilla from the southwestern Atlantic and notes on Microcancilla brasiliensis comb. nov. (Gastropoda, Cancellariidae)
Figure 1. Microcancilla phoenix sp. nov. (A) Holotype, MNRJ 60299 (2.85 mm long). (B-H) Paratype, MNRJ 28183 (4.25 mm long). (A-B) entire shell in ventral view. (C) same, lateral view. (D) same, dorsal view, white square enlarged in E. (E) Detail of teleoconch sculpture, white square enlarged in F. (F) Detail of microscopic pustules covering the shell. (G) Protoconch in frontal view. (H) Protoconch in apical view. Scale bars: A-D = 1 mm; E, G, H = 100 µm; F = 20 µm.
Fig. 1 in Radix Rufescens (J. E. Gray, 1822) (Gastropoda: Lymnaeidae), A New Species For Oman And Arabian Peninsula
Fig. 1. Wadi Tiwi, stream in its lower part
Fig. 5 in Radix Rufescens (J. E. Gray, 1822) (Gastropoda: Lymnaeidae), A New Species For Oman And Arabian Peninsula
Fig. 5. Hypothetical way of invasion of R. rufescens, after SAITO et al. (2021), modified
Fig. 2 in Radix Rufescens (J. E. Gray, 1822) (Gastropoda: Lymnaeidae), A New Species For Oman And Arabian Peninsula
Fig. 2. Shells and mantle pigmentation of Radix rufescens. Scale bar: 5 mm
Fig. 4 in Diversity And Density Of Mollusca (Gastropoda And Bivalvia) Population In The Euphrates River At Al-Nasiriyah, Southern Iraq
Fig. 4. Monthly variations in salinity values at Euphrates River during period study.
Fig. 5 in Diversity And Density Of Mollusca (Gastropoda And Bivalvia) Population In The Euphrates River At Al-Nasiriyah, Southern Iraq
Fig. 5. Monthly variations in dissolved oxygen values at Euphrates River during period study.
Fig. 3 in Diversity And Density Of Mollusca (Gastropoda And Bivalvia) Population In The Euphrates River At Al-Nasiriyah, Southern Iraq
Fig. 3. Monthly variations in pH values at Euphrates River during period study.
Fig. 2 in Diversity And Density Of Mollusca (Gastropoda And Bivalvia) Population In The Euphrates River At Al-Nasiriyah, Southern Iraq
Fig. 2. Monthly variations in water temperature values at Euphrates River during period study.
Figure 2 in Morphology, morpho-taxometric and molecular characterization of the invasive alien species Caribbean leatherleaf slug Sarasinula plebeia (Gastropoda: Veronicellidae): a first record in southern Philippines
Figure 2. Sarasinula plebeia isolate LDZS morphological characters as indicated by arrows of the ventral region (A); hyponotum (red), narrow foot running from anterior to posterior end (orange); dorsal region (B) showing the notum (green), perinotum (yellow), and a pair of ocular tentacles (blue).
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.