Tuesday, May 15, 2012

[Ichthyology • 2006] Australoheros kaaygua • A new species of Australoheros (Teleostei: Perciformes: Cichlidae) from the río Iguazú basin, Argentina



Abstract
Australoheros kaaygua sp. n. is described from the río Iguazú basin above Iguazú falls. Australoheros kaaygua sp. n. is distinguished from its congeners by the following combination of characters: 5–6 anal-fi n spines; 6–7 branched anal-fin rays; caudal-peduncle length 8.9–11.8 % of SL; lips not thickened; lateral band formed by two series of scales, each of them with a dark spot in its centrum. Between both scales there is a narrow light area; dorsal, anal, caudal fins and opercle without dark spots.

Key words. Perciformes, Cichlidae, systematics, Australoheros, new species, Argentina, río Iguazú 
basin.

Almirón & Gómez. 2006. A new species of Australoheros (Teleostei: Perciformes: Cichlidae) from the río Iguazú basin, Argentina. Zoologische Abhandlungen (Dresden). 55 : 77–83