APORTES A LA IDENTIFICACIÓN DE ESTADIOS TEMPRANOS DEL BLENIO Hypleurochilus fissicornis (Quoy & Gaimard, 1824)

Main morphological and meristic characteristics of the postflexion larval stage of the blenny Hypleurochilus fissicornis, collected from the coastalwaters adjacent to the Parque Nacional Cabo Polonio protected area on the Atlantic coast of Uruguay, are described. This description is supplemented by photographic documentation and a scientific illustration, representing the first such account for this developmental stage.