Leptochiton gowlettholmesae Sirenko, 2023, n. sp.
Leptochiton gowlettholmesae n. sp. (Figures 7A, B, 8–14) Type material. Holotype (TMAG, E 45530) and paratype (TMAG, E 45531), both now disarticulated consisting of SEM stub of valves I, II, IV, V, VIII, part of perinotum and radula, mount of part of perinotum and vial with other valves. Type locali...
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Online Access: | https://zenodo.org/record/8247019 https://doi.org/10.5281/zenodo.8247019 |
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ftzenodo:oai:zenodo.org:8247019 2023-09-05T13:23:29+02:00 Leptochiton gowlettholmesae Sirenko, 2023, n. sp. Sirenko, Boris name=South; east=147.2868; north=-44.3511 2023-08-09 https://zenodo.org/record/8247019 https://doi.org/10.5281/zenodo.8247019 unknown info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/03CD7E00685D697644FE663BFC43E8AD doi:10.11646/zootaxa.5325.3.3 http://zenodo.org/record/8247001 http://publication.plazi.org/id/FFF40678685B697C44696269FFC2EF4A https://sibils.text-analytics.ch/search/collections/plazi/03CD7E00685D697644FE663BFC43E8AD doi:10.5281/zenodo.8247023 doi:10.5281/zenodo.8247027 doi:10.5281/zenodo.8247031 doi:10.5281/zenodo.8247037 doi:10.5281/zenodo.8247039 doi:10.5281/zenodo.8247041 doi:10.5281/zenodo.8247047 doi:10.5281/zenodo.8247049 http://zoobank.org/A1FD8DA8-A72C-41B9-8FD7-E0DCE2A1D3BD doi:10.5281/zenodo.8247018 https://zenodo.org/communities/biosyslit https://zenodo.org/record/8247019 https://doi.org/10.5281/zenodo.8247019 oai:zenodo.org:8247019 info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode A small collection of rare and new chitons (Mollusca: Polyplacophora) from the Tasmanian Museum and Art Gallery, pp. 359-392 in Zootaxa 5325(3) 365-369 Biodiversity Taxonomy Animalia Mollusca Polyplacophora Lepidopleurida Leptochitonidae Leptochiton Leptochiton gowlettholmesae info:eu-repo/semantics/other publication-taxonomictreatment 2023 ftzenodo https://doi.org/10.5281/zenodo.824701910.11646/zootaxa.5325.3.310.5281/zenodo.824702310.5281/zenodo.824702710.5281/zenodo.824703110.5281/zenodo.824703710.5281/zenodo.824703910.5281/zenodo.824704110.5281/zenodo.824704710.5281/zenodo.824704910.5281/zenodo.8 2023-08-22T22:58:25Z Leptochiton gowlettholmesae n. sp. (Figures 7A, B, 8–14) Type material. Holotype (TMAG, E 45530) and paratype (TMAG, E 45531), both now disarticulated consisting of SEM stub of valves I, II, IV, V, VIII, part of perinotum and radula, mount of part of perinotum and vial with other valves. Type locality. Southern Ocean, South of Tasmania, 44.3511°S, 147.2868°E, 1450 m (Huan MP: 744 seamount: stn SS 2008_ VOL _030, Lot 030, dredge CSIRO, 19.01.2008). Material examined. Southern Ocean, South of Tasmania, 44.3511°S, 147.2868°E, 1450 m, Huan MP: 744 seamount: stn SS2008_ VOL_030, Lot 030, dredge CSIRO, holotype (TMAG, E 45530) BL 9.0 mm, 19.01.2008; 45.1345°S, 146.0161°E, 1520 m, Fracture MP: The Knob stn SS2008_ VOL_037, Lot 037, dredge CSIRO, paratype (TMAG, E 45531) BL 15.5 mm, 22.01.2008. Etymology. Named after Karen Gowlett-Holmes, a leading marine biologist of Australia, for her large contribution to the knowledge of Australian marine animals including chitons, and for her beautiful photographs of fishes and invertebrates. Distribution. Only known from the type material. Diagnosis. Small to moderately sized chiton, valves lowly elevated, subcarinated, head valve noticeably wider than tail valve. Tegmentum sculptured with small, flattened granules arranged in longitudinal rows in central area of intermediate valves and antemucronal area of tail valve, and in a random manner in other areas. Jugal sinus wide, twice as wide as width of apophyses. Girdle very narrow, about 100–130 μm wide in valve V, covered with pointed, smooth dorsal scales that are very sharp on top. Major lateral radular tooth with long, unidentate cusp. Description. Small chiton, BL 9.0 mm, elongate oval. Valves only little elevated (dorsal elevation of valve V 0.33), subcarinated, not beaked. Color of tegmentum white. Head valve semicircular. Intermediate valves broadly rectangular, anterior margin strongly convex in valve II, straight in valves II–VII, posterior margin straight, sides rounded, apex not projecting. Tail valve noticeably ... Other/Unknown Material Southern Ocean Zenodo Southern Ocean White Head ENVELOPE(-64.948,-64.948,61.334,61.334) The Knob ENVELOPE(-37.967,-37.967,-54.017,-54.017) |
institution |
Open Polar |
collection |
Zenodo |
op_collection_id |
ftzenodo |
language |
unknown |
topic |
Biodiversity Taxonomy Animalia Mollusca Polyplacophora Lepidopleurida Leptochitonidae Leptochiton Leptochiton gowlettholmesae |
spellingShingle |
Biodiversity Taxonomy Animalia Mollusca Polyplacophora Lepidopleurida Leptochitonidae Leptochiton Leptochiton gowlettholmesae Sirenko, Boris Leptochiton gowlettholmesae Sirenko, 2023, n. sp. |
topic_facet |
Biodiversity Taxonomy Animalia Mollusca Polyplacophora Lepidopleurida Leptochitonidae Leptochiton Leptochiton gowlettholmesae |
description |
Leptochiton gowlettholmesae n. sp. (Figures 7A, B, 8–14) Type material. Holotype (TMAG, E 45530) and paratype (TMAG, E 45531), both now disarticulated consisting of SEM stub of valves I, II, IV, V, VIII, part of perinotum and radula, mount of part of perinotum and vial with other valves. Type locality. Southern Ocean, South of Tasmania, 44.3511°S, 147.2868°E, 1450 m (Huan MP: 744 seamount: stn SS 2008_ VOL _030, Lot 030, dredge CSIRO, 19.01.2008). Material examined. Southern Ocean, South of Tasmania, 44.3511°S, 147.2868°E, 1450 m, Huan MP: 744 seamount: stn SS2008_ VOL_030, Lot 030, dredge CSIRO, holotype (TMAG, E 45530) BL 9.0 mm, 19.01.2008; 45.1345°S, 146.0161°E, 1520 m, Fracture MP: The Knob stn SS2008_ VOL_037, Lot 037, dredge CSIRO, paratype (TMAG, E 45531) BL 15.5 mm, 22.01.2008. Etymology. Named after Karen Gowlett-Holmes, a leading marine biologist of Australia, for her large contribution to the knowledge of Australian marine animals including chitons, and for her beautiful photographs of fishes and invertebrates. Distribution. Only known from the type material. Diagnosis. Small to moderately sized chiton, valves lowly elevated, subcarinated, head valve noticeably wider than tail valve. Tegmentum sculptured with small, flattened granules arranged in longitudinal rows in central area of intermediate valves and antemucronal area of tail valve, and in a random manner in other areas. Jugal sinus wide, twice as wide as width of apophyses. Girdle very narrow, about 100–130 μm wide in valve V, covered with pointed, smooth dorsal scales that are very sharp on top. Major lateral radular tooth with long, unidentate cusp. Description. Small chiton, BL 9.0 mm, elongate oval. Valves only little elevated (dorsal elevation of valve V 0.33), subcarinated, not beaked. Color of tegmentum white. Head valve semicircular. Intermediate valves broadly rectangular, anterior margin strongly convex in valve II, straight in valves II–VII, posterior margin straight, sides rounded, apex not projecting. Tail valve noticeably ... |
format |
Other/Unknown Material |
author |
Sirenko, Boris |
author_facet |
Sirenko, Boris |
author_sort |
Sirenko, Boris |
title |
Leptochiton gowlettholmesae Sirenko, 2023, n. sp. |
title_short |
Leptochiton gowlettholmesae Sirenko, 2023, n. sp. |
title_full |
Leptochiton gowlettholmesae Sirenko, 2023, n. sp. |
title_fullStr |
Leptochiton gowlettholmesae Sirenko, 2023, n. sp. |
title_full_unstemmed |
Leptochiton gowlettholmesae Sirenko, 2023, n. sp. |
title_sort |
leptochiton gowlettholmesae sirenko, 2023, n. sp. |
publishDate |
2023 |
url |
https://zenodo.org/record/8247019 https://doi.org/10.5281/zenodo.8247019 |
op_coverage |
name=South; east=147.2868; north=-44.3511 |
long_lat |
ENVELOPE(-64.948,-64.948,61.334,61.334) ENVELOPE(-37.967,-37.967,-54.017,-54.017) |
geographic |
Southern Ocean White Head The Knob |
geographic_facet |
Southern Ocean White Head The Knob |
genre |
Southern Ocean |
genre_facet |
Southern Ocean |
op_source |
A small collection of rare and new chitons (Mollusca: Polyplacophora) from the Tasmanian Museum and Art Gallery, pp. 359-392 in Zootaxa 5325(3) 365-369 |
op_relation |
info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/03CD7E00685D697644FE663BFC43E8AD doi:10.11646/zootaxa.5325.3.3 http://zenodo.org/record/8247001 http://publication.plazi.org/id/FFF40678685B697C44696269FFC2EF4A https://sibils.text-analytics.ch/search/collections/plazi/03CD7E00685D697644FE663BFC43E8AD doi:10.5281/zenodo.8247023 doi:10.5281/zenodo.8247027 doi:10.5281/zenodo.8247031 doi:10.5281/zenodo.8247037 doi:10.5281/zenodo.8247039 doi:10.5281/zenodo.8247041 doi:10.5281/zenodo.8247047 doi:10.5281/zenodo.8247049 http://zoobank.org/A1FD8DA8-A72C-41B9-8FD7-E0DCE2A1D3BD doi:10.5281/zenodo.8247018 https://zenodo.org/communities/biosyslit https://zenodo.org/record/8247019 https://doi.org/10.5281/zenodo.8247019 oai:zenodo.org:8247019 |
op_rights |
info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode |
op_doi |
https://doi.org/10.5281/zenodo.824701910.11646/zootaxa.5325.3.310.5281/zenodo.824702310.5281/zenodo.824702710.5281/zenodo.824703110.5281/zenodo.824703710.5281/zenodo.824703910.5281/zenodo.824704110.5281/zenodo.824704710.5281/zenodo.824704910.5281/zenodo.8 |
_version_ |
1776204070370934784 |