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1,692 results for “Caenogastropoda”
Figure 3 in New insights into tateid gastropods and their radiation on Fiji based on anatomical and molecular methods (Caenogastropoda: Truncatelloidea)
Figure 3. Holotypes: A, Fluviopupa korobebe sp. nov.; B, Fluviopupa tasmani sp. nov.; C, Fluviopupa uka sp. nov.; D, Fluviopupa moolae sp. nov.; E, Fluviopupa namosi sp. nov.; F, Fluviopupa nagodro sp. nov.; G, Fluviopupa savuione sp. nov.; H, Fluviopupa lailai sp. nov.; I, Fluviopupa vulavula sp. nov.; K, Fluviopupa dromodromo sp. nov.; L, Fluviopupa bula sp. nov.; M, Fluviopupa dumontdurvilli sp. nov.; N, Fluviopupa drau sp. nov.; O, Fluviopupa vatukuca sp. nov.; P, Fluviopupa forsteri sp. nov.; R, Fluviopupa tonuloa sp. nov.; S, Fluviopupa raradamu sp. nov.; T, Fluviopupa vakalevu sp. nov. Scale bar: 500 μm.
Figure 17 in Vicariant versus dispersal processes in the settlement of Pseudamnicola (Caenogastropoda, Hydrobiidae) in the Mediterranean Balearic Islands
Figure 17. Operculum and radula of Pseudamnicola (Pseudamnicola) gasulli from Retamar Rambla, Almería (operculum) and stream at Barranco de las Negras, Almería (radula). A, internal side of the operculum. B, external side of the operculum. C, radula. D, rows of teeth of the radula. E, central teeth. F, outer marginal teeth.
Figure 15 in Vicariant versus dispersal processes in the settlement of Pseudamnicola (Caenogastropoda, Hydrobiidae) in the Mediterranean Balearic Islands
Figure 15. Anatomy of Pseudamnicola (Pseudamnicola) subproducta from Baltasar Ullal, Tarragona, Spain. A, B, partial nervous system. C, ctenidium and osphradium. D, prostate gland. E, stomach. F, head and penis of a male. G, female genitalia. H, bursa copulatrix and seminal receptacle.
Figure 16 in Vicariant versus dispersal processes in the settlement of Pseudamnicola (Caenogastropoda, Hydrobiidae) in the Mediterranean Balearic Islands
Figure 16. Shells of Pseudamnicola (Pseudamnicola) gasulli. A, shell from a stream at Barranco de las Negras, Almería, Spain. B, shell from Retamar Rambla, Almería, Spain. C–G, shells from a stream at Rambla de los Yesos, Alboloduy, Spain. E–G, protoconch and microsculpture of the protoconch. Scale bar: 1 mm.
Figure 14 in Vicariant versus dispersal processes in the settlement of Pseudamnicola (Caenogastropoda, Hydrobiidae) in the Mediterranean Balearic Islands
Figure 14. Operculum and radula of Pseudamnicola (Pseudamnicola) subproducta from Baltasar Ullal, Tarragona, Spain. A, internal side of the operculum. B, external side of the operculum. C, radula. D, rows of teeth of the radula. E, central teeth. F, details of outer marginal teeth.
Figure 10 in New insights into tateid gastropods and their radiation on Fiji based on anatomical and molecular methods (Caenogastropoda: Truncatelloidea)
Figure 10. Canonical variates analysis of species attributed to clades I–III, respectively, based on shell measurements of up to 20 individuals per sample; samples from type localities with bold lines.
Figure 14 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 14. SEM images of shell morphology of 1-day-old hatchlings of Pomacea maculata (Houston, Texas, USA; A, C, E) and Pomacea canaliculata (Tucumán, Argentina; B, D, F). A, B, apertural view. C, D, apex view. E, F, close-up of embryonic whorl. Scale bars: 100 Mm.
Figure 12 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 12. Female reproductive anatomy of Pomacea maculata. Histology of pallial glandular oviduct. A, close-up of seminal receptacle and visceral oviduct. B, copulatory bursa with mass of unorientated sperm in centre of lumen. U-shaped channel separating bidirectional transit of sperm into seminal receptacle from bursa, and of eggs from seminal receptacle into albumen gland. C, section through concave albumen gland embedded within parenchymal tissue, showing the ciliated oviducal groove at periphery of the gland. D, close-up showing the ducts (arrows) leading from parenchymal tissue into the albumen gland. E, section through the capsule gland embedded within parenchymal tissue, showing the ventral channel and the ciliated oviducal groove. Inset in (E) shows a close-up of the ventral channel. Abbreviations: agl, albumen gland; bc, copulatory bursa; cgl, capsule gland; og, ciliated oviducal groove; ov, visceral oviduct; pa, parenchymal tissue; rcs, seminal receptacle; u, U-shaped channel; vc, ventral channel. Scale bars: 250 Mm (A–C, E); 100 Mm (D, E inset).
Figure 13 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 13. Egg morphology of Pomacea maculata (A, B) and Pomacea canaliculata (C), showing the differences in clutch size and individual egg size. Egg colour in both species varies from a deep pink to orange–pink. When eggs are about to hatch (far-right image) the pink colour fades and the juveniles are visible beneath the calcareous shell. Scale bars: 5 mm.
Figure 11 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 11. Female reproductive anatomy of Pomacea maculata (A) and Pomacea canaliculata (B). Overview of pallial oviduct and the placement of organs within the mass of parenchymal tissue; top, dorsal views; bottom, ventral views. Dashed line indicates path of oviducal groove. Black arrows indicate the path of eggs along the ciliated tract; white arrows indicate the path of incoming sperm from the ventral channel to the copulatory bursa and into the seminal receptacle. For simplicity, the parenchymal tissue and vagina are only shown in the dorsal view of P. maculata. Abbreviations: agl, albumen gland; bc, copulatory bursa; cgl, capsule gland; fo, female opening; pa, parenchymal tissue; rcs, seminal receptacle; v, vagina. Scale bar: 5 mm.
Figure 10 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 10. Male reproductive morphology of Pomacea canaliculata. Histology of penis sheath: (A) apical gland, with (a) close-up of subepithelial glands of rugose suface tissue, and (b) close-up of smooth glandular surface, lacking subepithelial glands; (B) medial gland; and (C) ventral basal gland. D, critical point-dried penial sheath showing two glands on the dorsal surface and penis partially extended from penis pouch. Darker green of apical sheath gland shows the extent of rugose glandular tissue, and lighter green shows smoother tissue that lacks subepithelial glands. Abbreviations: apsg, apical penis sheath gland; ct, ctenidium; me, mantle edge; mpsg, medial penis sheath gland; msc, medial sheath channel; p, penis; pb, penis bulb; pp, penis pouch; ps, prostate; vbg, ventral basal gland; vgd, ventral gland duct. Scale bars: 250 Mm (A–C); 100 Mm (a, b); 1 mm (D).
Figure 9 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 9. Male reproductive morphology of Pomacea maculata. Histology of penis sheath: (A) apical gland; (B) basal gland; and (C) ventral basal gland. D, critical point-dried penial sheath showing two glands on the dorsal surface. Abbreviations: apsg, apical penis sheath gland; bpsg, basal penis sheath gland; ct, ctenidium; me, mantle edge; msc, medial sheath channel; pb, penis bulb; pp, penis pouch; ps, prostate; vbg, ventral basal gland; vgd, ventral gland duct. Scale bars: 250 Mm (A–C); 1 mm (D).
Figure 8 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 8. Radular morphology of Pomacea maculata (A, C, E, H) and Pomacea canaliculata (B, D, F, G, I, J, K). C, D, rachidian tooth; E–G, lateral teeth; H–K, marginal teeth. Scale bars: 100 Mm.
Figure 7 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 7. Morphology of buccal apparatus and osphradium of (A) Pomacea maculata and (B) Pomacea canaliculata. Abbreviations: bg, buccal ganglion; ep, oesophageal pouches; es, oesophagus; os, osphradium; sg, salivary glands; rs, radular sac. Scale bar: 5 mm.
Figure 3 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 3. External (top) and inner (bottom) surface of opercula from: (A) Pomacea maculata; and (B) Pomacea canaliculata. Scale bar: 1 cm.
Figure 4 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 4. Shell morphology of Pomacea canaliculata. A, neotype: USNM 1185844. B, previously presumed holotype: MHNG 1093/91 (now INVE 51288). C–E, Pomacea canaliculata from an introduced population in Hawaii showing variation in shell morphology. Scale bar: 1 cm.
Figure 6 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 6. Outline of kidney morphology of (A) Pomacea maculata and (B) Pomacea canaliculata. Abbreviations: ak, anterior kidney; pk, posterior kidney. Scale bar: 1 mm.
Figure 2 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 2. Shell morphology of Pomacea maculata. A, lectotype of Pomacea insularum and neotype of Pomacea gigas: NHMUK 1854.12.4.313. B, C, paralectotypes of P. insularum in the d'Orbigny collection: NHMUK 184.12.4.312 (B), NHMUK 184.12.4.311 (C). D, syntype of Pomacea amazonica: NHMUK 20020645. E, Ampullaria canaliculata of Delessert, presumed to be Ampullaria gigas Spix by Mermod (1952) and others: MHNG 33489 (previously 1487/81). F, Possible syntype of Pomacea haustrum: NHMUK 20020660. G–J, Pomacea maculata from Descalvados Ranch, Pantanal, Mato Grosso, Brazil (G), Cayastá, Santa Fe, Argentina (H, I), and an introduced population in Houston, Texas, USA (J), showing variation in shell morphology. Scale bar: 5 cm.
Figure 1 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 1. Distributions of Pomacea maculata (A) and Pomacea canaliculata (B). Shaded areas represent ranges determined from sample site data, and dashed lines represent inferred ranges based on published records and habitat similarities (i.e. drainages). (C) Portion of the ampullariid phylogenetic tree, reconstructed using two mitochondrial and three nuclear loci, showing the placement of P. canaliculata and Pomacea insularum within a larger clade of Pomacea spp. (Hayes, 2009). Despite the high degree of morphological similarity they do not appear as sister taxa within the clade.
Figure 5 in Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda)
Figure 5. External morphology of (A) Pomacea maculata and (B) Pomacea canaliculata; top, dorsal view; bottom, left side view. Abbreviations: ak, anterior kidney; amp, ampulla; au, auricle; cm, columellar muscle; ct, ctenidium; dg, digestive gland; f, foot; int, intestine; lp, labial palp; ls, lung sac; me, mantle edge; nl, nuchal lobe; ov, ovary; os, osphradium; pb, penis bulb; pc, pyloric caecae; per, pericardium; pg, pedal gland; pk, posterior kidney; pn, pneumostome; po, pallial oviduct; pp, penis pouch; ps, prostate; psh, penis sheat; rg, rectal gland; rt, rectum; si, siphon; ss, style sac; sto, stomach; t, tentacle; te, testis; v, ventricle. Scale bar: 10 mm.
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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)
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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.