| Ariidae (Sea catfishes), subfamily: Ariinae |
| 33 cm TL (male/unsexed) |
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demersal; brackish; marine |
| Eastern Pacific: Colombia to Peru. |
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This species is distinguished from its congeners by the following characters: osseous medial groove present; fleshy medial groove of neurocranium conspicuous or inconspicuous, but never surpassing posterior margin of eyes; pterotic lateral margin convex, sometimes angled; lateral margin of sphenotic straight, as wide medially as anteriorly; gill rakers on the first and second gill arches 28-37; medial notch of mesethmoid narrow and deep; pectoral spine long 18.7-22.5% SL
external posterior branch of lateral ethmoid columnar and thin, fenestra delimited by mesethmoid and lateral ethmoid conspicuous (Ref. 116660). |
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Not Evaluated (N.E.) Ref. (130435)
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| harmless |
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