Artigo

Two new species of Sternarchorhynchus Castelnau from the Amazon Basin, Brazil (Gymnotiformes: Apteronotidae)

Two new species of ghost knifefishes are described from the waterfalls and rapids of the Rio Mucajaí at the Cachoeira Paredão 2, Amazon basin in Roraima state, Brazil. Sternarchorhynchus severii, new species, is diagnosed from all congeners on the basis of body coloration, meristics and morphologica...

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Autor principal: Santana, Carlos David de
Outros Autores: Nogueira, Adília
Grau: Artigo
Idioma: English
Publicado em: Ichthyological Exploration of Freshwaters 2020
Assuntos:
Apteronotidae
Gymnotiformes
Sternarchorhynchus
Sternarchorhynchus Castelnau
Acesso em linha: https://repositorio.inpa.gov.br/handle/1/18769
id oai:repositorio:1-18769
recordtype dspace
spelling oai:repositorio:1-18769 Two new species of Sternarchorhynchus Castelnau from the Amazon Basin, Brazil (Gymnotiformes: Apteronotidae) Santana, Carlos David de Nogueira, Adília Apteronotidae Gymnotiformes Sternarchorhynchus Sternarchorhynchus Castelnau Two new species of ghost knifefishes are described from the waterfalls and rapids of the Rio Mucajaí at the Cachoeira Paredão 2, Amazon basin in Roraima state, Brazil. Sternarchorhynchus severii, new species, is diagnosed from all congeners on the basis of body coloration, meristics and morphological characters such as white or yellow pigments along head and mid-dorsum forming long pale stripe, number of total anal-fin rays, and body proportion. Sternarchorhynchus caboclo, new species, is distinguished from the other species by the hyoid arch with four branchiostegal rays and the posttemporal not fused with the supracleithrum. © 2006 by Verlag Dr. Friedrich Pfeil. 2020-06-15T22:02:56Z 2020-06-15T22:02:56Z 2006 Artigo https://repositorio.inpa.gov.br/handle/1/18769 en Volume 17, Número 1, Pags. 85-92 Restrito Ichthyological Exploration of Freshwaters
institution Instituto Nacional de Pesquisas da Amazônia - Repositório Institucional
collection INPA-RI
language English
topic Apteronotidae
Gymnotiformes
Sternarchorhynchus
Sternarchorhynchus Castelnau
spellingShingle Apteronotidae
Gymnotiformes
Sternarchorhynchus
Sternarchorhynchus Castelnau
Santana, Carlos David de
Two new species of Sternarchorhynchus Castelnau from the Amazon Basin, Brazil (Gymnotiformes: Apteronotidae)
topic_facet Apteronotidae
Gymnotiformes
Sternarchorhynchus
Sternarchorhynchus Castelnau
description Two new species of ghost knifefishes are described from the waterfalls and rapids of the Rio Mucajaí at the Cachoeira Paredão 2, Amazon basin in Roraima state, Brazil. Sternarchorhynchus severii, new species, is diagnosed from all congeners on the basis of body coloration, meristics and morphological characters such as white or yellow pigments along head and mid-dorsum forming long pale stripe, number of total anal-fin rays, and body proportion. Sternarchorhynchus caboclo, new species, is distinguished from the other species by the hyoid arch with four branchiostegal rays and the posttemporal not fused with the supracleithrum. © 2006 by Verlag Dr. Friedrich Pfeil.
format Artigo
author Santana, Carlos David de
author2 Nogueira, Adília
author2Str Nogueira, Adília
title Two new species of Sternarchorhynchus Castelnau from the Amazon Basin, Brazil (Gymnotiformes: Apteronotidae)
title_short Two new species of Sternarchorhynchus Castelnau from the Amazon Basin, Brazil (Gymnotiformes: Apteronotidae)
title_full Two new species of Sternarchorhynchus Castelnau from the Amazon Basin, Brazil (Gymnotiformes: Apteronotidae)
title_fullStr Two new species of Sternarchorhynchus Castelnau from the Amazon Basin, Brazil (Gymnotiformes: Apteronotidae)
title_full_unstemmed Two new species of Sternarchorhynchus Castelnau from the Amazon Basin, Brazil (Gymnotiformes: Apteronotidae)
title_sort two new species of sternarchorhynchus castelnau from the amazon basin, brazil (gymnotiformes: apteronotidae)
publisher Ichthyological Exploration of Freshwaters
publishDate 2020
url https://repositorio.inpa.gov.br/handle/1/18769
_version_ 1787142112948518912
score 11.674684

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