Alexandrella schellenbergi
Alexandrella schellenbergi (Holman & Watling, 1983) Bathypanoploea schellenbergi Holman & Watling, 1983: 47 (in part: holotype only) figs 11a–e only (not figs 9, 10, 11f–h: presumably A. pulchra and Alexandrella sp. 1). Iphimediopsis australis – Schellenberg 1931: 127, pl. 1 fig. c. Bathypan...
Main Authors: | , |
---|---|
Format: | Other/Unknown Material |
Language: | unknown |
Published: |
2017
|
Subjects: | |
Online Access: | https://zenodo.org/record/3857598 https://doi.org/10.5281/zenodo.3857598 |
id |
ftzenodo:oai:zenodo.org:3857598 |
---|---|
record_format |
openpolar |
spelling |
ftzenodo:oai:zenodo.org:3857598 2023-05-15T13:53:48+02:00 Alexandrella schellenbergi d'Acoz, Cédric d'Udekem Verheye, Marie L. 2017-10-17 https://zenodo.org/record/3857598 https://doi.org/10.5281/zenodo.3857598 unknown info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/4A5A879BFF2868D0FE22FBC6CEFDFE6E doi:10.5852/ejt.2017.359 http://zenodo.org/record/3855694 http://publication.plazi.org/id/B663FFE3FF86687FFFF7FFE8CF17FF89 http://zoobank.org/703F4B1F-DFAD-47DD-AEA5-9E31A1921508 doi:10.5281/zenodo.3857597 https://zenodo.org/communities/biosyslit https://zenodo.org/record/3857598 https://doi.org/10.5281/zenodo.3857598 oai:zenodo.org:3857598 info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode Epimeria of the Southern Ocean with notes on their relatives (Crustacea, Amphipoda, Eusiroidea), pp. 1-553 in European Journal of Taxonomy 359 175 Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Stilipedidae Alexandrella Alexandrella schellenbergi info:eu-repo/semantics/other publication-taxonomictreatment 2017 ftzenodo https://doi.org/10.5281/zenodo.385759810.5852/ejt.2017.35910.5281/zenodo.3857597 2023-03-10T16:44:58Z Alexandrella schellenbergi (Holman & Watling, 1983) Bathypanoploea schellenbergi Holman & Watling, 1983: 47 (in part: holotype only) figs 11a–e only (not figs 9, 10, 11f–h: presumably A. pulchra and Alexandrella sp. 1). Iphimediopsis australis – Schellenberg 1931: 127, pl. 1 fig. c. Bathypanoploea australis – Schellenberg 1939: 137 (footnote, by implication). non Acanthonotozoma australis Chilton, 1912: 205, pl. 2 fig. 19. Distribution Sub-Antarctic Region: south of Argentine Basin: north east of Falkland Islands: 50°19ʹ S, 50°50ʹ W, 2675 m (Holman & Watling 1983). Remarks It has been reported that Alexandrella schellenbergi has a very wide geographical and bathymetric distribution across the Southern Ocean (Holman & Watling 1983, Berge & Vader 2005b, 2005 c, De Broyer et al. 2007). This widespread distribution is questioned here. The holotype of A. schellenbergi was collected north of the Antarctic Polar Front and north of the line joining the Falkland Islands to South Georgia, at 2675 m. Its telson is more deeply cleft than in similar Alexandrella specimens from the continental shelf of the South Shetland Islands and the tip of the Antarctic Peninsula. This telson character state is consistent with the specimens illustrated in literature (Holman & Watling 1983, Ren & Huang 1991) and examined by us. On the poor quality photograph given by Schellenberg (1931), the posterior pereiopods also appear more slender than in the forms of the Antarctic continental shelf; however, this might be an illusion created by the possibly not flattened orientation of the legs on the picture. The telson difference, the geographical wide separation and the bathymetric differences suggest that two species are involved. The name Alexandrella pulchra Ren in Ren & Huang, 1991 is available for the form of the South Shetland Islands and the tip of the Antarctic Peninsula, and it is herein resurrected for them. All topotypical shelf specimens of Alexandrella pulchra examined by us were devoid of ... Other/Unknown Material Antarc* Antarctic Antarctic Peninsula South Shetland Islands Southern Ocean ren Zenodo Antarctic Southern Ocean The Antarctic Antarctic Peninsula South Shetland Islands Argentine |
institution |
Open Polar |
collection |
Zenodo |
op_collection_id |
ftzenodo |
language |
unknown |
topic |
Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Stilipedidae Alexandrella Alexandrella schellenbergi |
spellingShingle |
Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Stilipedidae Alexandrella Alexandrella schellenbergi d'Acoz, Cédric d'Udekem Verheye, Marie L. Alexandrella schellenbergi |
topic_facet |
Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Stilipedidae Alexandrella Alexandrella schellenbergi |
description |
Alexandrella schellenbergi (Holman & Watling, 1983) Bathypanoploea schellenbergi Holman & Watling, 1983: 47 (in part: holotype only) figs 11a–e only (not figs 9, 10, 11f–h: presumably A. pulchra and Alexandrella sp. 1). Iphimediopsis australis – Schellenberg 1931: 127, pl. 1 fig. c. Bathypanoploea australis – Schellenberg 1939: 137 (footnote, by implication). non Acanthonotozoma australis Chilton, 1912: 205, pl. 2 fig. 19. Distribution Sub-Antarctic Region: south of Argentine Basin: north east of Falkland Islands: 50°19ʹ S, 50°50ʹ W, 2675 m (Holman & Watling 1983). Remarks It has been reported that Alexandrella schellenbergi has a very wide geographical and bathymetric distribution across the Southern Ocean (Holman & Watling 1983, Berge & Vader 2005b, 2005 c, De Broyer et al. 2007). This widespread distribution is questioned here. The holotype of A. schellenbergi was collected north of the Antarctic Polar Front and north of the line joining the Falkland Islands to South Georgia, at 2675 m. Its telson is more deeply cleft than in similar Alexandrella specimens from the continental shelf of the South Shetland Islands and the tip of the Antarctic Peninsula. This telson character state is consistent with the specimens illustrated in literature (Holman & Watling 1983, Ren & Huang 1991) and examined by us. On the poor quality photograph given by Schellenberg (1931), the posterior pereiopods also appear more slender than in the forms of the Antarctic continental shelf; however, this might be an illusion created by the possibly not flattened orientation of the legs on the picture. The telson difference, the geographical wide separation and the bathymetric differences suggest that two species are involved. The name Alexandrella pulchra Ren in Ren & Huang, 1991 is available for the form of the South Shetland Islands and the tip of the Antarctic Peninsula, and it is herein resurrected for them. All topotypical shelf specimens of Alexandrella pulchra examined by us were devoid of ... |
format |
Other/Unknown Material |
author |
d'Acoz, Cédric d'Udekem Verheye, Marie L. |
author_facet |
d'Acoz, Cédric d'Udekem Verheye, Marie L. |
author_sort |
d'Acoz, Cédric d'Udekem |
title |
Alexandrella schellenbergi |
title_short |
Alexandrella schellenbergi |
title_full |
Alexandrella schellenbergi |
title_fullStr |
Alexandrella schellenbergi |
title_full_unstemmed |
Alexandrella schellenbergi |
title_sort |
alexandrella schellenbergi |
publishDate |
2017 |
url |
https://zenodo.org/record/3857598 https://doi.org/10.5281/zenodo.3857598 |
geographic |
Antarctic Southern Ocean The Antarctic Antarctic Peninsula South Shetland Islands Argentine |
geographic_facet |
Antarctic Southern Ocean The Antarctic Antarctic Peninsula South Shetland Islands Argentine |
genre |
Antarc* Antarctic Antarctic Peninsula South Shetland Islands Southern Ocean ren |
genre_facet |
Antarc* Antarctic Antarctic Peninsula South Shetland Islands Southern Ocean ren |
op_source |
Epimeria of the Southern Ocean with notes on their relatives (Crustacea, Amphipoda, Eusiroidea), pp. 1-553 in European Journal of Taxonomy 359 175 |
op_relation |
info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/4A5A879BFF2868D0FE22FBC6CEFDFE6E doi:10.5852/ejt.2017.359 http://zenodo.org/record/3855694 http://publication.plazi.org/id/B663FFE3FF86687FFFF7FFE8CF17FF89 http://zoobank.org/703F4B1F-DFAD-47DD-AEA5-9E31A1921508 doi:10.5281/zenodo.3857597 https://zenodo.org/communities/biosyslit https://zenodo.org/record/3857598 https://doi.org/10.5281/zenodo.3857598 oai:zenodo.org:3857598 |
op_rights |
info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode |
op_doi |
https://doi.org/10.5281/zenodo.385759810.5852/ejt.2017.35910.5281/zenodo.3857597 |
_version_ |
1766259261990502400 |