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8,443 results for “Gastropoda”
Figs 43-50 in Revision of Dadagulella gen. nov., the "Gulella radius group" (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies
Figs 43-50. Juvenile shells of Dadagulella gen. nov. species, with dentition emphasized in basal view including earlier dentition visible through the shell. 43-45. D. radius radius, Mbudya I. 46. D. pembensis sp. nov., Ngezi. 47-48. D. browni browni, Mwanihana. 49.? D. ecclesiola sp. nov., Kimboza. 50. D. minareta sp. nov., Kimboza.
Figs 27-35 in Revision of Dadagulella gen. nov., the "Gulella radius group" (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies
Figs 27-35. Adult shells of Dadagulella gen. nov. species. 27. D. delgada (Muratov, 2010) comb. nov., syntype, Cabo Delgado (after Muratov 2010). 28. D. ecclesiola sp. nov., holotype, Kimboza. 29. D. cresswelli sp. nov., holotype, Ngorongoro. 30. D. minareta sp. nov., holotype, Kimboza. 31. D. cuspidata (Verdcourt, 1962) comb. nov., holotype, Shume. 32. D. pembensis sp. nov., holotype, Ngezi. 33. D. nictitans (Rowson & Lange, 2007) comb. nov., holotype, Macha. 34. D. frontierarum sp. nov., holotype, Mtai. 35. D. delta sp. nov., holotype, Mwanihana.
Figs 36-40 in Revision of Dadagulella gen. nov., the "Gulella radius group" (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies
Figs 36-40. Adult shells of Dadagulella gen. nov. species. 36. D. selene (van Bruggen & Van Goethem, 1999) comb. nov., holotype, Virunga NP (after van Bruggen & Van Goethem 1999). 37. D. meredithae (van Bruggen, 2000), holotype, Nyika NP. 38. D. minuscula minuscula (Morelet, 1877), lectotype, Nzwani. 39. D. minuscula minuscula, paralectotype, Nzwani. 40. D. minuscula mahorana subsp. nov., holotype, Mayotte.
Figs 6-26 in Revision of Dadagulella gen. nov., the "Gulella radius group" (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies
Figs 6-26. Adult shells of Dadagulella radius (Preston, 1910) comb. nov., D. browni (van Bruggen, 1969) comb. nov. and their respective subspecies. 6-20. D. radius comb. nov. s.l. 6-8. D. radius calva (Connolly, 1922): 6. Lectotype, Taru Desert. 7. Taru Desert near Malindi. 8. Near Mombasa. 9-20. D. radius radius: 11. Lectotype, Shimba Hills. 12. Gazi. 13. also Gazi. 14. Diani Beach. 15. Amboni. 16. Kimboza. 17. Mkungwe. 18. Pugu. 19. Mbudya I. 20. Jozani. 21-26. D. browni comb. nov. s.l.: 21. D. browni mafiensis subsp. nov., holotype, Mlula. 22. D. browni semulikiensis subsp. nov., holotype, Semuliki NP. 23-26. D. browni browni: 23. Mwanihana. 24. Mzelezi. 25. Pomene Bay. 26. Holotype, Lake Sibayi (after van Bruggen 1969).
Fig. 84 in Revision of Dadagulella gen. nov., the "Gulella radius group" (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies
Fig. 84. Distribution of Dadagulella gen. nov. species, based on published records and material examined here (for additional records of D. meredithae comb. nov. in northern Malawi see van Bruggen 2000). The inset on the left corresponds to the map on the right.
Figs 65-68 in Revision of Dadagulella gen. nov., the "Gulella radius group" (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies
Figs 65-68. Radulae of Dadagulella gen. nov. species. 65. D. radius radius, Amboni. 66. D. pembensis sp. nov., Ngezi, radula in situ on odontophore, ventral view. 67. D. pembensis sp. nov., Ngezi. 68. D. pembensis sp. nov., Ngezi, teeth from ventral end of radular ribbon. Abbreviations: c = central tooth; ii, iii, and iv = examples of bi-, tri- and quadricuspid teeth respectively. All scalebars = 10 μm.
Figs 1-5 in Revision of Dadagulella gen. nov., the "Gulella radius group" (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies
Figs 1-5. Lectotype of Ennea radius Preston, 1910, type species of Dadagulella gen. nov. 1. Apical view. 2. Apertural view. 3. Last two whorls, from left side. 4. Last two whorls, from right side. 5. Umbilical view.
Figs 51-64 in Revision of Dadagulella gen. nov., the "Gulella radius group" (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies
Figs 51-64. Apertures of adult shells of Dadagulella gen. nov. species (not to scale). 51. D. radius calva, lectotype, Taru Desert. 52. D. radius radius, lectotype, Shimba Hills. 53. D. radius radius, Amboni. 54. D. browni mafiensis subsp. nov., holotype, Mlula. 55. D. browni semulikiensis subsp. nov., holotype, Semuliki NP. 56. D. ecclesiola sp. nov., holotype, Kimboza (two views of shell showing basal tooth only visible when shell angled). 57. D. cresswelli sp. nov., holotype, Ngorongoro. 58. D. minareta sp. nov., holotype, Kimboza. 59. D. cuspidata comb. nov., holotype, Shume (note shell angled slightly differently to that in Fig. 31). 60. D. pembensis sp. nov., holotype, Ngezi. 61. D. frontierarum sp. nov., holotype, Mtai. 62. D. minuscula minuscula, lectotype, Nzwani. 63. D. minuscula minuscula, paralectotype, Nzwani. 64. D. minuscula mahorana subsp. nov., holotype, Mayotte.
Figs 77-83 in Revision of Dadagulella gen. nov., the "Gulella radius group" (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies
Figs 77-83. Penes and spermatophores of Dadagulella gen. nov. species. 77. D. radius radius, Amboni, penis with spermatophore in situ. 78. Same, hook and scoop in situ when hook lifted back to expose scoop. 79. D. pembensis sp. nov., Ngezi, penis. 80, same, spermatophore from penis of another individual. 81. D. delta, Mwanihana, penis. 82. D. browni browni, Kosi Bay, penis (diagrammatic). 83. D. radius crassa, Amboni, scoop magnified to show serrated edge. Abbreviations: cl = chitinized lobe; lh = large apical hook; ma = muscular apex; pr = penial retractor muscle; sc = apical scoop; st = spermatophore tail; sr = spermatophore reservoir; vd = vas deferens.
FIGURES 13 14 in A new species of Gastropteridae (Gastropoda, Opisthobranchia, Cephalaspidea) from tropical Northeast Australia
FIGURES 13 14: Radula morphology of Siphopteron leah sp. nov. 13: inner and outer laterals; 14: close up of inner lateral showing two denticles at inner margin.
FIGURES 9 12 in On the taxonomy of Turbonilla puncta (C. B. Adams, 1850) (Gastropoda, Pyramidellidae), with the description of a new species from Brazil and remarks on other western atlantic species
FIGURES 9 12: Turbonilla puncta (C. B. Adams, 1850). 9 Syntype of Turbonilla peilei Dall & Bartsch, 1911 (USNM 221610), length: 6.8 mm; 10 base of syntype of T. peilei; 11 syntype of Turbonilla haycocki Dall & Bartsch, 1911 (USNM 221611), length: 5.5 mm; 12 base of syntype of T. haycocki. Scale bars: 500 m.
FIGURES 1 8 in On the taxonomy of Turbonilla puncta (C. B. Adams, 1850) (Gastropoda, Pyramidellidae), with the description of a new species from Brazil and remarks on other western atlantic species
FIGURES 1 8: Turbonilla puncta (C. B. Adams, 1850). 1 Turbonilla puncta (neotype = holotype of Turbonilla alfredi Abbott, 1958 (ANSP 198692), length: 5.6 mm; 2 whole shell (ANSP 371203), length: 4.2 mm; 3 whole shell (IBUFRJ 9722), length: 5.1 mm; 4 whole shell (IBUFRJ 9722), length: 5.5 mm; 5 protoconch (IBUFRJ 9722); 6 detail of base of neotype; 7 detail of last two whorls (IBUFRJ 9722); 8 last whorl (IBUFRJ 9722). Scale bars: 6: 200 m; 5, 7, 8: 500 m.
FIGURES 18 26 in On the taxonomy of Turbonilla puncta (C. B. Adams, 1850) (Gastropoda, Pyramidellidae), with the description of a new species from Brazil and remarks on other western atlantic species
FIGURES 18 26: Turbonilla obsoleta Dall, 1892: 18 holotype (USNM 113233), length: 4.5 mm; 19 whole shell (MORG 38640), length: 4.4 mm; 20 whole shell (MNHN), length: 4.6 mm; 21 whole shell (MORG 23912), length: 5.4 mm; 22 whole shell (MORG 38640); 23 whole shell (MNHN), length: 4.7 mm; 24 base (MORG 38640); 25 protoconch (MNHN); 26: base (MNHN). Scale bars: 300 m.
FIGURES 6 7 in Redescription, shell variability and geographic distribution of Plagiodontes dentatus (Wood, 1828) (Gastropoda: Orthalicidae: Odontostominae) from Uruguay and Argentina
FIGURES 6 7. SEM photographs of the teleoconch sculpture near the aperture lip. 6, Plagiodontes dentatus; 7, P. multiplicatus.
FIGURES 14 16 in Redescription, shell variability and geographic distribution of Plagiodontes dentatus (Wood, 1828) (Gastropoda: Orthalicidae: Odontostominae) from Uruguay and Argentina
FIGURES 14 16. SEM photographs of the apertural teeth in Plagiodontes spp. 14, P. dentatus; 15, P. multiplicatus (arrow indicates the presence of a denticle on the columellar tooth); 16, P. patagonicus.
FIGURE 1 in Kootenaia burkei, a new genus and species of slug from northern Idaho, United States (Gastropoda: Pulmonata: Arionidae)
FIGURE 1: Relief map of Idaho showing the localities of Kootenaia burkei new species. 1) Little Bumblebee Creek, Shoshone County (type locality), 2) Trestle Creek, Bonner County, 3) Beauty Creek, Kootenai County, 4) Heyburn State Park, Benewah County, and 5) East side of Harrison, Kootenai County. For detailed locality information see the Appendix. The lower photograph shows paratype CM 66247.
FIGURE 3 in Kootenaia burkei, a new genus and species of slug from northern Idaho, United States (Gastropoda: Pulmonata: Arionidae)
FIGURE 3. Eggs of Kootenaia burkei photographed on 10 September 2003, 62 days after being laid in the laboratory.
FIGURES 5 – 12 in Revision of the systematic status of Helminthoglypta walkeriana morroensis (Hemphill, 1911) (Gastropoda: Pulmonata)
FIGURES 5 – 12. Shells of Helminthoglypta morroensis and H. walkeriana. Figures 5 – 8. Helminthoglypta morroensis, BR 2571, Highway 1 at Stenner Road, San Luis Obispo; top, side, and basal views of shell and detail of papillose sculpture (scored as Ppl = 3, see Methods section) on shoulder of penultimate and body whorls. Shell diameter 23.1 mm. Figures 9 – 12. Helminthoglypta walkeriana, BR 2568, Elfin Forest; detail of papillose sculpture (Ppl = 1) and spiral grooves (Grv = 2) on shoulder of penultimate and body whorls, top, side, and basal views of shell. Shell diameter 22.1 mm.
FIGURE 1 in Revision of the systematic status of Helminthoglypta walkeriana morroensis (Hemphill, 1911) (Gastropoda: Pulmonata)
FIGURE 1. Geographic distribution of Helminthoglypta walkeriana () and Helminthoglypta morroensis () shown as line polygons. Open symbols represent locations of occurrence; filled symbols indicate sites where shells were collected for morphometric analyses (see Table 1 for site descriptions and abbreviations). Projected distribution of H. morroensis beyond documented shell occurrences based on topography, soils, and vegetation similarities with known sites. Shaded regions are communities, as labeled.
FIGURE 3 in Morphology and systematic position of Cingula tumidula G. O. Sars, 1878 (Gastropoda: Rissoidae)
FIGURE 3. Details of reproductive anatomy of Pusillina tumidula. A – D. female reproductive system of two specimens from Franz Joseph Land, 44 m, 79 º 53.4 ' N, 51 º 26.06 ' E, MMBI, no number: A, C. left side; B, D. right side; lobes and seminal receptacle are not visible on B; E. male cephalopodium with penis. BC— bursa copulatrix, L— lobes, probably function in sperm storage, LOG— Lower oviduct gland, PE— penis, SD— seminal duct, SR— seminal receptacle, T— tentacle, UOG— upper oviduct gland. Scale = 0.5 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.