Alternative title:Anomalous specimens of Hypostomus commersonni Valenciennes, 1840 (Pisces, loricariidae)
Abstract
Hypostomus commersoni is one of the most widely distributed species within the family Loricariidae. Species with strong modifications in the skull structure where captures in severa! occasions from the Río de la Plata and the Chascomús lagoon. Number of ocurrences suggest that modification is nota mere individual variation.
Notes
Contribución científica Nº 382 del Instituto de Limnología "Dr. Raúl A. Ringuelet" (ILPLA) y Nº 71 del Laboratorio de Ictiología del Museo de La Plata.