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

 

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Библиографические подробности
Авторы: Román-Valencia, César, Ruiz C., Raquel I, Barriga, Ramiro
Формат: artículo original
Статус:Versión publicada
Дата публикации:2005
Описание: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).
Страна:Portal de Revistas UCR
Институт:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Язык:Español
OAI Identifier:oai:archivo.portal.ucr.ac.cr:article/14668
Online-ссылка:https://archivo.revistas.ucr.ac.cr/index.php/rbt/article/view/14668
Ключевое слово:grundulus quitoensis sp. nov. characidae
peces andinos
sudamérica
andean fish
South America