A new Ecuadorian species of the Andean fish genus Grundulus (Characiformes: Characidae).

 

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Bibliographische Detailangaben
Autoren: Román-Valencia, César, Ruiz C., Raquel I, Barriga, Ramiro
Format: artículo original
Status:Versión publicada
Publikationsdatum:2005
Beschreibung:The new species Grundulus quitoensis is described from El Voladero Lake, El Angel Biological Reserve, Northern Ecuador. The new taxon can be distinguished from all congeners by the following characters, respectively: a low number of unbranched rays in the anal fin (three vs. four-five) and in pectoral fins (on vs. two - three), a higher number of dentary teeth (12-14 vs. 8-10), a second infraorbital about three times larger than the first (vs. about two times larger), a third infraorbital which is not in contact with the preopercle (vs. in contact with preopercle), the presence of four small fenestrae in the infero-lateral bone dentary (vs. one - two); and a premaxilla which presents a long lateral process (vs. short), a maxilla with two notches in the infero-lateral surface (vs. one notch in the infero-lateral surface).
Land:Portal de Revistas UCR
Institution:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Sprache:Español
OAI Identifier:oai:portal.ucr.ac.cr:article/14668
Online Zugang:https://revistas.ucr.ac.cr/index.php/rbt/article/view/14668
Stichwort:grundulus quitoensis sp. nov. characidae
peces andinos
sudamérica
andean fish
South America