Etsaputu relictum Lujan, Armbruster & Rengifo 2011

Distinguished from all species of Hypostominae by having a coracoid with a serrated posterior margin of the posterior process, an opercle with a process extending ventrolaterally from the ventral margin, and branchiostegals one and two fused. Differs further by having the following characters: cheek plates evertible to less than 45° from the sagittal plane; fewer than ten (typically zero or six) enlarged cheek-plate odontodes; enlarged cheek-plate odontodes straight and no longer than 15 times length of odontodes on lateral body plates; large eyes (mean 24.0% of head length, range 21.7-27.6% HL); and by having uniformly gold-brown to bronze base color with golden sheen when alive (Ref. 88957).

Peckoltia relictum is a species of armored catfish where it is found in the upper Marañon River in northern Peru.

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Etsaputu relictum Etsaputu generoko animalia da. Arrainen barruko Actinopterygii klasean sailkatzen da, Loricariidae familian.

大眼甲鉤鯰，為輻鰭魚綱鯰形目甲鯰科的其中一種，為熱帶淡水魚，分布於南美洲秘魯北部Marañon河流域，體長可達12公分，棲息在底層水域，生活習性不明。