Description

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Anal soft rays: 193 - 222. Distinguished from other congeners in having the following combination of characters: gape relatively long and rictus extending posteriorly beyond the vertical through the posterior naris; length of coronomeckelian bone less than 20% the length of Meckel’s cartilage; length of the posterior ceratohyal 1.5 times the length of the ventral hypohyal; approximately six irregularly distributed teeth on the internal surface of the endopterygoid; anteroposterior length of premaxilla greater than the transverse width; teeth on the dentary restricted to the anterior half or slightly more of the dorsal margin; depth of the caudal filament 5.0-6.5% CL; presence of a narrow dark stripe along the lateral line and a broad dusky to dark band of pigmentation overlying the basal pterygiophores of the anal fin; pectoral-fin rays 19-22; total number of anal-fin rays 193-222 (Ref. 93148).

Common Names

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Bloblo , Creole, French , French Guiana

喉电鳗 , Mandarin Chinese , China

喉電鰻 , Mandarin Chinese , China

Tuvira , Portuguese , French Guiana

Taxonomic Hierarchy

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Kingdom: Animalia

Phylum: Chordata

Class: Teleostei

Order: Gymnotiformes

Family: Sternopygidae

Genus: Archolaemus

Species: Archolaemus blax Korringa, 1970

Climate Zone

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Tropical

Location

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South America: Previously known only from the Tocantins drainage in Brazil, but has recently been reported in many localities of the Amazonas basin, Rio Branco and Amapa, Brazil.

Biology

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Its elongated, laterally compressed body is completely covered with scales and is without a caudal fin (Ref. 27188).

Habitat

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benthopelagic