Praxillinicola kroyeri
Praxillinicola kroyeri —Type of a new family Praxillinicolidae M’Intosh (1885) established the genus Praxillinicola for a new species found attached to the maldanid Praxillella abyssorum (M’Intosh, 1885) in the Antarctic Ocean. Having been collected at 3,510 m depth it constitutes one of the deepest...
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ftzenodo:oai:zenodo.org:6071944 2024-09-15T17:43:20+00:00 Praxillinicola kroyeri Huys, Rony 2016-12-31 https://doi.org/10.5281/zenodo.6071944 http://treatment.plazi.org/id/03AFBB1AFFADFF920D8FFAF8FAF5F83B unknown Zenodo https://doi.org/10.11646/zootaxa.4174.1.22 http://zenodo.org/record/262257 http://publication.plazi.org/id/FF96C362FFA7FF980D18FFC4FFE6FF8C https://sibils.text-analytics.ch/search/collections/plazi/03AFBB1AFFADFF920D8FFAF8FAF5F83B http://zoobank.org/C7196500-B74B-423D-9FE1-3EB079B7F106 https://zenodo.org/communities/biosyslit https://doi.org/10.5281/zenodo.6071943 https://doi.org/10.5281/zenodo.6071944 oai:zenodo.org:6071944 http://treatment.plazi.org/id/03AFBB1AFFADFF920D8FFAF8FAF5F83B info:eu-repo/semantics/openAccess Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode Enigmas from the past: M'Intosh's (1885) annelidicolous copepods from the voyage of H. M. S. Challenger, pp. 355-385 in Zootaxa, 4174(1), 365, (2016-12-31) Biodiversity Taxonomy Animalia Arthropoda Maxillopoda Poecilostomatoida Clausiidae Praxillinicola Praxillinicola kroyeri info:eu-repo/semantics/other 2016 ftzenodo https://doi.org/10.5281/zenodo.607194410.11646/zootaxa.4174.1.2210.5281/zenodo.6071943 2024-07-25T20:36:11Z Praxillinicola kroyeri —Type of a new family Praxillinicolidae M’Intosh (1885) established the genus Praxillinicola for a new species found attached to the maldanid Praxillella abyssorum (M’Intosh, 1885) in the Antarctic Ocean. Having been collected at 3,510 m depth it constitutes one of the deepest records of a copepod associated with a polychaete host (Conradi et al. 2015). M’Intosh (1885) recognized a superficial similarity in body form between Praxillinicola kroyeri M’Intosh, 1885 and Rhodinicola elongata Levinsen, 1878 (he had no access to the description of the closely related and possibly congeneric Donusa clymenicola Nordmann, 1864). Since R. elongata had previously been included in the Clausiidae (Giesbrecht 1895; Wilson & Illg 1955) this misleading assertion led Southward (1964) to assign P. kroyeri to the same family. Rhodinicola elongata is associated with Rhodine gracilior Tauber, 1879 and R. loveni Malmgren, 1865, also maldanid polychaete hosts, but differs substantially (as M’Intosh admitted himself) in the morphology of the appendages and the reduced abdominal tagma. O’Reilly (1995) claimed that Praxillinicola has a caterpillar-like (eruciform) 9-segmented body with only the most rudimentary appendages present. On these grounds he excluded the genus from the nereicoliform group of families ( sensu Gooding (1963)). Boxshall & Halsey (2004) considered Praxillinicola inadequately characterized and treated it as a genus inquirendum in the Clausiidae. Conradi et al. (2015) also listed P. kroyeri as a member of the Clausiidae. Redescription of the holotype below revealed some unique characteristics showing that Praxillinicola cannot be included in any of the currently recognized poecilostome cyclopoid families. Consequently, it is here fixed as the type of a new monotypic family. Published as part of Huys, Rony, 2016, Enigmas from the past: M'Intosh's (1885) annelidicolous copepods from the voyage of H. M. S. Challenger, pp. 355-385 in Zootaxa 4174 (1) on page 365, ... Other/Unknown Material Antarc* Antarctic Antarctic Ocean Copepods Zenodo |
institution |
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collection |
Zenodo |
op_collection_id |
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language |
unknown |
topic |
Biodiversity Taxonomy Animalia Arthropoda Maxillopoda Poecilostomatoida Clausiidae Praxillinicola Praxillinicola kroyeri |
spellingShingle |
Biodiversity Taxonomy Animalia Arthropoda Maxillopoda Poecilostomatoida Clausiidae Praxillinicola Praxillinicola kroyeri Huys, Rony Praxillinicola kroyeri |
topic_facet |
Biodiversity Taxonomy Animalia Arthropoda Maxillopoda Poecilostomatoida Clausiidae Praxillinicola Praxillinicola kroyeri |
description |
Praxillinicola kroyeri —Type of a new family Praxillinicolidae M’Intosh (1885) established the genus Praxillinicola for a new species found attached to the maldanid Praxillella abyssorum (M’Intosh, 1885) in the Antarctic Ocean. Having been collected at 3,510 m depth it constitutes one of the deepest records of a copepod associated with a polychaete host (Conradi et al. 2015). M’Intosh (1885) recognized a superficial similarity in body form between Praxillinicola kroyeri M’Intosh, 1885 and Rhodinicola elongata Levinsen, 1878 (he had no access to the description of the closely related and possibly congeneric Donusa clymenicola Nordmann, 1864). Since R. elongata had previously been included in the Clausiidae (Giesbrecht 1895; Wilson & Illg 1955) this misleading assertion led Southward (1964) to assign P. kroyeri to the same family. Rhodinicola elongata is associated with Rhodine gracilior Tauber, 1879 and R. loveni Malmgren, 1865, also maldanid polychaete hosts, but differs substantially (as M’Intosh admitted himself) in the morphology of the appendages and the reduced abdominal tagma. O’Reilly (1995) claimed that Praxillinicola has a caterpillar-like (eruciform) 9-segmented body with only the most rudimentary appendages present. On these grounds he excluded the genus from the nereicoliform group of families ( sensu Gooding (1963)). Boxshall & Halsey (2004) considered Praxillinicola inadequately characterized and treated it as a genus inquirendum in the Clausiidae. Conradi et al. (2015) also listed P. kroyeri as a member of the Clausiidae. Redescription of the holotype below revealed some unique characteristics showing that Praxillinicola cannot be included in any of the currently recognized poecilostome cyclopoid families. Consequently, it is here fixed as the type of a new monotypic family. Published as part of Huys, Rony, 2016, Enigmas from the past: M'Intosh's (1885) annelidicolous copepods from the voyage of H. M. S. Challenger, pp. 355-385 in Zootaxa 4174 (1) on page 365, ... |
format |
Other/Unknown Material |
author |
Huys, Rony |
author_facet |
Huys, Rony |
author_sort |
Huys, Rony |
title |
Praxillinicola kroyeri |
title_short |
Praxillinicola kroyeri |
title_full |
Praxillinicola kroyeri |
title_fullStr |
Praxillinicola kroyeri |
title_full_unstemmed |
Praxillinicola kroyeri |
title_sort |
praxillinicola kroyeri |
publisher |
Zenodo |
publishDate |
2016 |
url |
https://doi.org/10.5281/zenodo.6071944 http://treatment.plazi.org/id/03AFBB1AFFADFF920D8FFAF8FAF5F83B |
genre |
Antarc* Antarctic Antarctic Ocean Copepods |
genre_facet |
Antarc* Antarctic Antarctic Ocean Copepods |
op_source |
Enigmas from the past: M'Intosh's (1885) annelidicolous copepods from the voyage of H. M. S. Challenger, pp. 355-385 in Zootaxa, 4174(1), 365, (2016-12-31) |
op_relation |
https://doi.org/10.11646/zootaxa.4174.1.22 http://zenodo.org/record/262257 http://publication.plazi.org/id/FF96C362FFA7FF980D18FFC4FFE6FF8C https://sibils.text-analytics.ch/search/collections/plazi/03AFBB1AFFADFF920D8FFAF8FAF5F83B http://zoobank.org/C7196500-B74B-423D-9FE1-3EB079B7F106 https://zenodo.org/communities/biosyslit https://doi.org/10.5281/zenodo.6071943 https://doi.org/10.5281/zenodo.6071944 oai:zenodo.org:6071944 http://treatment.plazi.org/id/03AFBB1AFFADFF920D8FFAF8FAF5F83B |
op_rights |
info:eu-repo/semantics/openAccess Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode |
op_doi |
https://doi.org/10.5281/zenodo.607194410.11646/zootaxa.4174.1.2210.5281/zenodo.6071943 |
_version_ |
1810490281019047936 |