A new species of Acestrocephalus (Characiformes: Characidae) from Venezuela

被引：0
|
作者：
Lasso, CA [1 ]
Taphorn, D [1 ]
机构：
[1] Museo Hist Nat Salle, Caracas 1010A, Venezuela
来源：
REVISTA DE BIOLOGIA TROPICAL | 2000年 / 48卷 / 2-3期
关键词：
characiformes; Characidae; Acestrocephalus; new species; Rio Orinoco; Rio Negro; Venezuela;
D O I：
暂无
中图分类号：
Q [生物科学];
学科分类号：
07 ; 0710 ; 09 ;
摘要：
A new species of Acestrocephalus is described from 60 specimens collected in the Rio Orinoco and Rio Negro drainages, Venezuela. This species is distinguished from all other Acestrocephalus by the combination of the following characters: anal rays, 29-36; 63-71 perforated scales on the lateral line: 10-12 scales above and 9-12 below the lateral line; 39-52 teeth on the maxillary; 9-12 premaxillary teeth; 8-12 teeth in the inner row on the dentary; 5-7 gill rakers on the lower part of the first gill arch; humeral, peduncular and caudal blotch absent.
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收藏
页码：443 / 447
页数：5
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