Caligus bocki Heegaard 1943
Caligus bocki Heegaard, 1943 Differential diagnosis: Female genital complex and abdomen combined just slightly shorter than cephalothorax; body length 2.6–2.8 mm. Female genital complex produced into distinct postero-lateral lobes; abdomen apparently 2 -segmented, first segment very much shorter tha...
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ftdatacite:10.5281/zenodo.6218148 2023-05-15T13:47:36+02:00 Caligus bocki Heegaard 1943 Boxshall, Geoff A El-Rashidy, Hoda H. 2009 https://dx.doi.org/10.5281/zenodo.6218148 https://zenodo.org/record/6218148 unknown Zenodo http://publication.plazi.org/id/2E12CA5B3F7EFFA9FF8EFFC8FFB0FFE0 https://zenodo.org/communities/biosyslit https://dx.doi.org/10.5281/zenodo.190952 http://publication.plazi.org/id/2E12CA5B3F7EFFA9FF8EFFC8FFB0FFE0 https://dx.doi.org/10.5281/zenodo.6218147 https://zenodo.org/communities/biosyslit Open Access Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode cc0-1.0 info:eu-repo/semantics/openAccess CC0 Biodiversity Taxonomy Animalia Arthropoda Maxillopoda Siphonostomatoida Caligidae Caligus Caligus bocki article-journal ScholarlyArticle Taxonomic treatment Text 2009 ftdatacite https://doi.org/10.5281/zenodo.6218148 https://doi.org/10.5281/zenodo.190952 https://doi.org/10.5281/zenodo.6218147 2022-04-01T11:55:41Z Caligus bocki Heegaard, 1943 Differential diagnosis: Female genital complex and abdomen combined just slightly shorter than cephalothorax; body length 2.6–2.8 mm. Female genital complex produced into distinct postero-lateral lobes; abdomen apparently 2 -segmented, first segment very much shorter than second. Post-antennal process not strongly recurved in female. Sternal furca with tines apparently fused to form median tapering spine. Female maxilliped with small tooth-like process on myxal margin. Leg 4 with long distal spines, terminal spine slightly longer than other 2 distal margin spines. Male unknown. Material examined: none Distribution: Gilbert Islands. Hosts: Carcharhinidae: Carcharhinus falciformis (Müller & Henle, 1839) (as Eulamia menisorrah (Müller & Henle)). Remarks: The original description is of extremely poor quality and is inconsistent: the body length of the single holotype female is given as 2.6 mm and also as 2.8 mm by Heegaard (1943) in different parts of the text. Although described as having a 1 -segmented abdomen, we consider the abdomen 2 -segmented with the short base illustrated as carrying the large free segment being interpreted here as a short first free abdominal segment. As well as being the only species in the group, other than C. productus itself, to possess posterolateral lobes on the genital complex, this species shares a second similarity, namely the tiny process on the medial margin of the female maxilliped. This at least raises the possibility that the type specimen could be an aberrant individual of C. productus , found on an unusual host, the shark Carcharhinus falciformis . The form of the sternal furca, with its fused tines, is a unique apomorphy for this species within the group. : Published as part of Boxshall, Geoff A & El-Rashidy, Hoda H., 2009, A review of the Caligus productus species group, with the description of a new species, new synonymies and supplementary descriptions, pp. 1-26 in Zootaxa 2271 on page 9, DOI: 10.5281/zenodo.190952 : {"references": ["Heegaard, P. (1943) Parasitic Copepods mainly from Tropical and Antarctic Seas. Arkiv for Zoologi, 34 A, 1 - 37."]} Text Antarc* Antarctic Copepods DataCite Metadata Store (German National Library of Science and Technology) Antarctic |
institution |
Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
unknown |
topic |
Biodiversity Taxonomy Animalia Arthropoda Maxillopoda Siphonostomatoida Caligidae Caligus Caligus bocki |
spellingShingle |
Biodiversity Taxonomy Animalia Arthropoda Maxillopoda Siphonostomatoida Caligidae Caligus Caligus bocki Boxshall, Geoff A El-Rashidy, Hoda H. Caligus bocki Heegaard 1943 |
topic_facet |
Biodiversity Taxonomy Animalia Arthropoda Maxillopoda Siphonostomatoida Caligidae Caligus Caligus bocki |
description |
Caligus bocki Heegaard, 1943 Differential diagnosis: Female genital complex and abdomen combined just slightly shorter than cephalothorax; body length 2.6–2.8 mm. Female genital complex produced into distinct postero-lateral lobes; abdomen apparently 2 -segmented, first segment very much shorter than second. Post-antennal process not strongly recurved in female. Sternal furca with tines apparently fused to form median tapering spine. Female maxilliped with small tooth-like process on myxal margin. Leg 4 with long distal spines, terminal spine slightly longer than other 2 distal margin spines. Male unknown. Material examined: none Distribution: Gilbert Islands. Hosts: Carcharhinidae: Carcharhinus falciformis (Müller & Henle, 1839) (as Eulamia menisorrah (Müller & Henle)). Remarks: The original description is of extremely poor quality and is inconsistent: the body length of the single holotype female is given as 2.6 mm and also as 2.8 mm by Heegaard (1943) in different parts of the text. Although described as having a 1 -segmented abdomen, we consider the abdomen 2 -segmented with the short base illustrated as carrying the large free segment being interpreted here as a short first free abdominal segment. As well as being the only species in the group, other than C. productus itself, to possess posterolateral lobes on the genital complex, this species shares a second similarity, namely the tiny process on the medial margin of the female maxilliped. This at least raises the possibility that the type specimen could be an aberrant individual of C. productus , found on an unusual host, the shark Carcharhinus falciformis . The form of the sternal furca, with its fused tines, is a unique apomorphy for this species within the group. : Published as part of Boxshall, Geoff A & El-Rashidy, Hoda H., 2009, A review of the Caligus productus species group, with the description of a new species, new synonymies and supplementary descriptions, pp. 1-26 in Zootaxa 2271 on page 9, DOI: 10.5281/zenodo.190952 : {"references": ["Heegaard, P. (1943) Parasitic Copepods mainly from Tropical and Antarctic Seas. Arkiv for Zoologi, 34 A, 1 - 37."]} |
format |
Text |
author |
Boxshall, Geoff A El-Rashidy, Hoda H. |
author_facet |
Boxshall, Geoff A El-Rashidy, Hoda H. |
author_sort |
Boxshall, Geoff A |
title |
Caligus bocki Heegaard 1943 |
title_short |
Caligus bocki Heegaard 1943 |
title_full |
Caligus bocki Heegaard 1943 |
title_fullStr |
Caligus bocki Heegaard 1943 |
title_full_unstemmed |
Caligus bocki Heegaard 1943 |
title_sort |
caligus bocki heegaard 1943 |
publisher |
Zenodo |
publishDate |
2009 |
url |
https://dx.doi.org/10.5281/zenodo.6218148 https://zenodo.org/record/6218148 |
geographic |
Antarctic |
geographic_facet |
Antarctic |
genre |
Antarc* Antarctic Copepods |
genre_facet |
Antarc* Antarctic Copepods |
op_relation |
http://publication.plazi.org/id/2E12CA5B3F7EFFA9FF8EFFC8FFB0FFE0 https://zenodo.org/communities/biosyslit https://dx.doi.org/10.5281/zenodo.190952 http://publication.plazi.org/id/2E12CA5B3F7EFFA9FF8EFFC8FFB0FFE0 https://dx.doi.org/10.5281/zenodo.6218147 https://zenodo.org/communities/biosyslit |
op_rights |
Open Access Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode cc0-1.0 info:eu-repo/semantics/openAccess |
op_rightsnorm |
CC0 |
op_doi |
https://doi.org/10.5281/zenodo.6218148 https://doi.org/10.5281/zenodo.190952 https://doi.org/10.5281/zenodo.6218147 |
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1766247501097074688 |