A Morphological Description and the Biology of Poorly Known Deep-Sea Skates of the Genus Bathyraja Ishiyama, 1958 (Rajidae) from the Northwestern Pacific Ocean

A morphological description of the rare deep-sea skates Bathyraja fedorovi , B. andriashevi , and B. tzinovskii from the northwestern Pacific Ocean is presented and data on their biology are considered. The structures of the neurocranium, scapulocoracoid, and pterygopodia are described; data on the...

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Bibliographic Details
Published in:Russian journal of marine biology 2020-03, Vol.46 (2), p.73-80
Main Author: Dolganov, V. N.
Format: Article
Language:English
Subjects:
Bathyraja
Biology
Biomedical and Life Sciences
Deep sea
Deep water
Freshwater & Marine Ecology
Intestine
Intestines
Life Sciences
Morphology
Original Papers
Spine
Vertebrae
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Description
Summary:A morphological description of the rare deep-sea skates Bathyraja fedorovi , B. andriashevi , and B. tzinovskii from the northwestern Pacific Ocean is presented and data on their biology are considered. The structures of the neurocranium, scapulocoracoid, and pterygopodia are described; data on the number of abdominal and caudal vertebrae, rows of teeth, and coils of the spiral valve in the intestine are provided.
ISSN:1063-0740
1608-3377
DOI:10.1134/S1063074020020030