new species:
Bryconamericus ikaa Casciotta, Almirón & Azpelicueta, 2004
type locality:
Argentina, Province of Misiones, Río Iguazú basin, Arroyo Tateto (25°47’12,8”S 53°58’12,9”W); Holotype MACN-Ict 8648 (60,9 mm SL)
other distribution in Argentina:
Province of Misiones, Río Iguazú basin
Arroyo Deseado on road 101 (25°47’08,1”S 54°02’21,1”W); Paratypes AI 109
Arroyo Verde in camp ground Salto Escondido (25°40’15,0”S 53°40’00,8”W); Paratypes AI 113
published in:
Casciotta, J.R., A.E. Almirón & M. Azpelicueta (2004):
Bryconamericus ikaa, a new species from tributaries of the río Iguazú in Argentina.
Ichthyological Exporations of Freshwaters 15 (1): 61-66
abstract (from publication):
Bryconamericus ikaa, new species, from the río Iguazú basin in Misiones, Argentina, is distinguished from all congeneric species by the combination of: premaxilla with 4-6 teeth on the outer row, teeth aligned and tricuspidate or tetracuspidate, maxillary teeth 3-4 and usually pentacuspidate, 18-21 branched anal-fin rays, lateral line with 36-38 perforated scales, a short peduncle (11.6-13.3% SL), a ventrally elongate black humeral spot, a very faint second humeral spot, and a narrow black lateral band.