Journal: | Revista de biología tropical |
Database: | PERIÓDICA |
System number: | 000175972 |
ISSN: | 0034-7744 |
Authors: | Lasso, Carlos A1 Taphorn, Donald2 |
Institutions: | 1Fundación La Salle de Ciencias Naturales, Museo de Historia Natural La Salle, Caracas, Distrito Federal. Venezuela 2Universidad Nacional Experimental Simón Rodríguez, Guanare, Portuguesa. Venezuela |
Year: | 2000 |
Volumen: | 48 |
Number: | 2-3 |
Pages: | 443-447 |
Country: | Costa Rica |
Language: | Inglés |
Document type: | Nota breve o noticia |
Approach: | Analítico, descriptivo |
English abstract | A new species of Acestrocephalus is described from 60 specimens collected in the Río Orinoco and Río Negro drainages, Venezuela. This species is distinguished. from aH other Acestrocephalus by the combination of the foHowing characters: anal rays, 29-36; 63-71 perforated scales on (he lateral line; 10-12 scales aboye and 9-12 below the lateral line; 39-52 teeth on the maxil!ary; 9-12 premaxillary teeth; 8-12 teeth in the inner row on the dentary; 5-7 gil! rakers on the lower part of (he first gil! arch; humeral, peduncular and caudal blotch absent |
Disciplines: | Biología |
Keyword: | Peces, Taxonomía y sistemática, Characiformes, Characidae, Acestrocephalus, Nuevas especies, Río Orinoco, Río Negro, Venezuela |
Keyword: | Biology, Fish, Taxonomy and systematics, Characiformes, Characidae, Acestrocephalus, New species, Orinoco river, Negro river, Venezuela |
Full text: | Texto completo (Ver HTML) |