New Species of Trichomycterus from the Andean Cordillera of Argentina (Siluriformes: Trichomycteridae)

被引：24

作者：

Fernandez, Luis ^{[2
,3
]}

Vari, Richard P. ^{[1
]}

机构：

[1] Natl Museum Nat Hist, Smithsonian Inst, Div Fishes, Washington, DC 20013 USA

[2] Amer Museum Nat Hist, Dept Ichthyol, New York, NY 10024 USA

[3] Consejo Nacl Invest Cient & Tecn, Inst Fdn Miguel Lillo, Dept Zool, Div Ictiol, RA-4000 San Miguel De Tucuman, Argentina

来源：

COPEIA | 2009年 / 01期

关键词：

TELEOSTEI;

D O I：

10.1643/CI-08-083

中图分类号：

Q95 [动物学];

学科分类号：

071002 ;

摘要：

Trichomycterus hualco, new species, is described from an Andean stream In the Provincia de La Rioja, Argentina. The new species Is distinguished from other species of Trichomycterus in the combination of the number of odontodes on the opercle and interopercle, the degree of exposure of the odontodes on the Interopercle, the form of the premaxillary teeth, the presence of papillae-like structures on the body, the number of vertebrae, the position of the first proximal dorsal-fin pteryglophore, the form of the supraorbital canal within the frontal, the length of the lateral-line canal, and various meristic features.

引用

页码：195 / 202

页数：8

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