Menestho schikovi Nekhaev 2017, sp. n.
Menestho schikovi Nekhaev sp. n. Menestho truncatula: Kantor & Sysoev 2006: 243 fig. 122С (partly), non Odhner, 1915. Type material. holotype (empty shell) (Figs 1A, 2 A, I), 3.12.2015, van Veen grab, ZIN 62135 /1, 6 paratypes (empty shells) from the same sample ZIN 62136 /2 and 2 paratypes (emp...
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ftzenodo:oai:zenodo.org:6021783 2023-05-15T14:27:30+02:00 Menestho schikovi Nekhaev 2017, sp. n. Nekhaev, Ivan O. name=Spitsbergen Island; east=16.673334; north=78.66 2017-11-10 https://zenodo.org/record/6021783 https://doi.org/10.5281/zenodo.6021783 unknown info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/910E878B0172FFE4E2C9FF58E2E9A02E doi:10.11646/zootaxa.4347.1.13 http://zenodo.org/record/1044820 http://publication.plazi.org/id/6D37FFF30171FFE0E25EFFCFE37DA139 doi:10.5281/zenodo.1044822 doi:10.5281/zenodo.1044824 http://zoobank.org/A758BE2A-7541-422D-83C3-C66D30497CCE doi:10.5281/zenodo.6021782 https://zenodo.org/communities/biosyslit https://zenodo.org/record/6021783 https://doi.org/10.5281/zenodo.6021783 oai:zenodo.org:6021783 info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode A new species of Menestho Møller, 1842 from the Arctic with remarks on Menestho albula (Fabricius, 1780) (Gastropoda: Heterobranchia: Pyramidellidae) in Zootaxa 4347(1) Biodiversity Taxonomy Animalia Mollusca Gastropoda Heterostropha Pyramidellidae Menestho Menestho schikovi info:eu-repo/semantics/other publication-taxonomictreatment 2017 ftzenodo https://doi.org/10.5281/zenodo.602178310.11646/zootaxa.4347.1.1310.5281/zenodo.104482210.5281/zenodo.104482410.5281/zenodo.6021782 2023-03-10T15:07:20Z Menestho schikovi Nekhaev sp. n. Menestho truncatula: Kantor & Sysoev 2006: 243 fig. 122С (partly), non Odhner, 1915. Type material. holotype (empty shell) (Figs 1A, 2 A, I), 3.12.2015, van Veen grab, ZIN 62135 /1, 6 paratypes (empty shells) from the same sample ZIN 62136 /2 and 2 paratypes (empty shells) from the same sample LMBI IN- 3. Type locality. Svalbard, Spitsbergen Island, Billefjorden, R / V Dalnie Zelentsy, sta. 44, 78°39.6'N, 16°40.4'E, 188 m. Other examined material: 3 spms, 2 shells, Kara Sea, 76°41'N, 88°14'E, 45 m, R/V G. Sedov, leg. Vagin, 0 6.09.1934, ZIN 22732 (studied with SEM); 4 spms, Kara Sea, 75°40'N, 80°26'E, 42 m, R/V G. Sedov, leg. Vagin, 0 9.09.1934, ZIN 35691; 3 spms, Kara Sea, 76°17'N, 75°08'E, 75 m, R/V G. Sedov, leg. Vagin, 21.09.1934, ZIN 35693; 1 spm, Severnaya Zemlya, 80°30'N, 90°03’E, 174 m, R/V Fyodor Litke, 29.09.1948, ZIN 35701; 1 spm,Laptev Sea, 77°25'N, 115°48'E, 62 m, R/V Sadko, leg. G.P. Gorbunov, 16.08.1937, ZIN 35696; 2 spms, Laptev Sea, 76°36'N, 118°30'E, 51 m, R/V Sadko, leg. G.P. Gorbunov, 0 2.10.1937, ZIN 35697; 1 spm, 71°24'78''N, 174°22'03''E, 585 m, R/V Professor Chromov, 22.08.2004, ZIN 60879. Diagnosis: Menestho with conical shell, convex, evenly rounded whorls, open umbilicus and straight growth-lines. Description: Shell small, conical, white or yellowish with convex, evenly rounded whorls divided by deep suture (Figs. 1 A, C, E, 2A). Shell surface with fine, frequent (8–11 on body whorl), spiral ribs, almost semicircular in section, divided by very narrow interspaces (Fig. 2I). Axial sculpture, except for straight growth-lines (Fig. 2A, I) absent. Embryonic shell intorted, of type B, partially eroded on studied specimens, smooth or with very low pattern of spiral sculpture (Fig. 2G). Aperture oval with acute angle in upper part, no teeth or folds on columella. Umbilicus clearly visible, narrow. Operculum transparent, without peg (Fig. 2E). Measurements of holotype: shell height = 3.6 mm, aperture height = 1.2 mm, last whorl height = 2.3 mm, shell width ... Other/Unknown Material Arctic Billefjorden Kara Sea laptev Laptev Sea Severnaya Zemlya Svalbard Spitsbergen Zenodo Svalbard Laptev Sea Kara Sea Severnaya Zemlya ENVELOPE(98.000,98.000,79.500,79.500) Van Veen ENVELOPE(161.900,161.900,-71.583,-71.583) Billefjorden ENVELOPE(16.417,16.417,78.563,78.563) Zelentsy ENVELOPE(33.700,33.700,69.283,69.283) Sedov ENVELOPE(14.083,14.083,-69.367,-69.367) Sadko ENVELOPE(7.333,7.333,-70.167,-70.167) Litke ENVELOPE(67.243,67.243,69.531,69.531) |
institution |
Open Polar |
collection |
Zenodo |
op_collection_id |
ftzenodo |
language |
unknown |
topic |
Biodiversity Taxonomy Animalia Mollusca Gastropoda Heterostropha Pyramidellidae Menestho Menestho schikovi |
spellingShingle |
Biodiversity Taxonomy Animalia Mollusca Gastropoda Heterostropha Pyramidellidae Menestho Menestho schikovi Nekhaev, Ivan O. Menestho schikovi Nekhaev 2017, sp. n. |
topic_facet |
Biodiversity Taxonomy Animalia Mollusca Gastropoda Heterostropha Pyramidellidae Menestho Menestho schikovi |
description |
Menestho schikovi Nekhaev sp. n. Menestho truncatula: Kantor & Sysoev 2006: 243 fig. 122С (partly), non Odhner, 1915. Type material. holotype (empty shell) (Figs 1A, 2 A, I), 3.12.2015, van Veen grab, ZIN 62135 /1, 6 paratypes (empty shells) from the same sample ZIN 62136 /2 and 2 paratypes (empty shells) from the same sample LMBI IN- 3. Type locality. Svalbard, Spitsbergen Island, Billefjorden, R / V Dalnie Zelentsy, sta. 44, 78°39.6'N, 16°40.4'E, 188 m. Other examined material: 3 spms, 2 shells, Kara Sea, 76°41'N, 88°14'E, 45 m, R/V G. Sedov, leg. Vagin, 0 6.09.1934, ZIN 22732 (studied with SEM); 4 spms, Kara Sea, 75°40'N, 80°26'E, 42 m, R/V G. Sedov, leg. Vagin, 0 9.09.1934, ZIN 35691; 3 spms, Kara Sea, 76°17'N, 75°08'E, 75 m, R/V G. Sedov, leg. Vagin, 21.09.1934, ZIN 35693; 1 spm, Severnaya Zemlya, 80°30'N, 90°03’E, 174 m, R/V Fyodor Litke, 29.09.1948, ZIN 35701; 1 spm,Laptev Sea, 77°25'N, 115°48'E, 62 m, R/V Sadko, leg. G.P. Gorbunov, 16.08.1937, ZIN 35696; 2 spms, Laptev Sea, 76°36'N, 118°30'E, 51 m, R/V Sadko, leg. G.P. Gorbunov, 0 2.10.1937, ZIN 35697; 1 spm, 71°24'78''N, 174°22'03''E, 585 m, R/V Professor Chromov, 22.08.2004, ZIN 60879. Diagnosis: Menestho with conical shell, convex, evenly rounded whorls, open umbilicus and straight growth-lines. Description: Shell small, conical, white or yellowish with convex, evenly rounded whorls divided by deep suture (Figs. 1 A, C, E, 2A). Shell surface with fine, frequent (8–11 on body whorl), spiral ribs, almost semicircular in section, divided by very narrow interspaces (Fig. 2I). Axial sculpture, except for straight growth-lines (Fig. 2A, I) absent. Embryonic shell intorted, of type B, partially eroded on studied specimens, smooth or with very low pattern of spiral sculpture (Fig. 2G). Aperture oval with acute angle in upper part, no teeth or folds on columella. Umbilicus clearly visible, narrow. Operculum transparent, without peg (Fig. 2E). Measurements of holotype: shell height = 3.6 mm, aperture height = 1.2 mm, last whorl height = 2.3 mm, shell width ... |
format |
Other/Unknown Material |
author |
Nekhaev, Ivan O. |
author_facet |
Nekhaev, Ivan O. |
author_sort |
Nekhaev, Ivan O. |
title |
Menestho schikovi Nekhaev 2017, sp. n. |
title_short |
Menestho schikovi Nekhaev 2017, sp. n. |
title_full |
Menestho schikovi Nekhaev 2017, sp. n. |
title_fullStr |
Menestho schikovi Nekhaev 2017, sp. n. |
title_full_unstemmed |
Menestho schikovi Nekhaev 2017, sp. n. |
title_sort |
menestho schikovi nekhaev 2017, sp. n. |
publishDate |
2017 |
url |
https://zenodo.org/record/6021783 https://doi.org/10.5281/zenodo.6021783 |
op_coverage |
name=Spitsbergen Island; east=16.673334; north=78.66 |
long_lat |
ENVELOPE(98.000,98.000,79.500,79.500) ENVELOPE(161.900,161.900,-71.583,-71.583) ENVELOPE(16.417,16.417,78.563,78.563) ENVELOPE(33.700,33.700,69.283,69.283) ENVELOPE(14.083,14.083,-69.367,-69.367) ENVELOPE(7.333,7.333,-70.167,-70.167) ENVELOPE(67.243,67.243,69.531,69.531) |
geographic |
Svalbard Laptev Sea Kara Sea Severnaya Zemlya Van Veen Billefjorden Zelentsy Sedov Sadko Litke |
geographic_facet |
Svalbard Laptev Sea Kara Sea Severnaya Zemlya Van Veen Billefjorden Zelentsy Sedov Sadko Litke |
genre |
Arctic Billefjorden Kara Sea laptev Laptev Sea Severnaya Zemlya Svalbard Spitsbergen |
genre_facet |
Arctic Billefjorden Kara Sea laptev Laptev Sea Severnaya Zemlya Svalbard Spitsbergen |
op_source |
A new species of Menestho Møller, 1842 from the Arctic with remarks on Menestho albula (Fabricius, 1780) (Gastropoda: Heterobranchia: Pyramidellidae) in Zootaxa 4347(1) |
op_relation |
info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/910E878B0172FFE4E2C9FF58E2E9A02E doi:10.11646/zootaxa.4347.1.13 http://zenodo.org/record/1044820 http://publication.plazi.org/id/6D37FFF30171FFE0E25EFFCFE37DA139 doi:10.5281/zenodo.1044822 doi:10.5281/zenodo.1044824 http://zoobank.org/A758BE2A-7541-422D-83C3-C66D30497CCE doi:10.5281/zenodo.6021782 https://zenodo.org/communities/biosyslit https://zenodo.org/record/6021783 https://doi.org/10.5281/zenodo.6021783 oai:zenodo.org:6021783 |
op_rights |
info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode |
op_doi |
https://doi.org/10.5281/zenodo.602178310.11646/zootaxa.4347.1.1310.5281/zenodo.104482210.5281/zenodo.104482410.5281/zenodo.6021782 |
_version_ |
1766301260751831040 |