Taxonomic studies of the Antarctic icefish genus Cryodraco Dollo, 1900 (Notothenioidei: Channichthyidae) (Articolo in rivista)

Type
Label
  • Taxonomic studies of the Antarctic icefish genus Cryodraco Dollo, 1900 (Notothenioidei: Channichthyidae) (Articolo in rivista) (literal)
Anno
  • 2002-01-01T00:00:00+01:00 (literal)
Alternative label
  • La Mesa M.1, Vacchi M.2, Iwami T.3, Eastman J.T.4 (2002)
    Taxonomic studies of the Antarctic icefish genus Cryodraco Dollo, 1900 (Notothenioidei: Channichthyidae)
    in Polar biology (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • La Mesa M.1, Vacchi M.2, Iwami T.3, Eastman J.T.4 (literal)
Pagina inizio
  • 384 (literal)
Pagina fine
  • 390 (literal)
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  • IF: 1.381 (literal)
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  • 25 (literal)
Rivista
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  • Pubblicazione su rivista internazionale (JCR) (literal)
Note
  • ISI Web of Science (WOS) (literal)
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  • 1=CNR-ISMAR-Ancona; 2=ICRAM-ROMA; 3=UNI-TOKYO(JAPAN); 4=UNI-OHIO(USA) (literal)
Titolo
  • Taxonomic studies of the Antarctic icefish genus Cryodraco Dollo, 1900 (Notothenioidei: Channichthyidae) (literal)
Abstract
  • Based on a meristic and morphometric study of 101 specimens, we recognise 2 valid species in the Antarctic channichthyid genus Cryodraco: Cryodraco antarcticus Dollo, 1900 and C. atkinsoni Regan, 1914. Although the species overlap in most meristic and morphometric characters, we have distinguished several reliable characters for diagnosis and identification. Multidimensional scaling, a nonparametric multivariate technique, clearly separates the two species on the basis of pelvic fin length, head length, number of second dorsal fin rays and origin of the lower lateral line relative to the anal fin rays. We provide a revised identification key to the species of Cryodraco. From a zoogeographical point of view, C. antarcticus has a circum-Antarctic distribution whereas C. atkinsoni is largely confined to the East Antarctic Zoogeographic Province. (literal)
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