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  • Epapterus dispilurus
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Scientific Name Epapterus dispilurus    Cope, 1878
Common Name Slopehead Catfish
Type Locality Upper Amazon River, Peru.
Synonym(s) Epapterus chaquensis, Euanemus longipinnis
Pronunciation ee PAP terr uss
Etymology Epapterus: Probably from the Greek epaites, meaning beggar (an allusion to poor) and pteron, meaning fin; in reference to relatively poorly-developed dorsal fin. 
Hop to next section Species Information
Size 123mm or 4.8" SL. Find near, nearer or same sized spp.
Identification Distinct, irregularly-shaped, patch of dark pigmentation on each caudal-fin lobe which contrasts with the dark transverse bar extending from the upper anterodorsal margin of the dorsal lobe of the caudal fin to the posterior margin of the middle rays of the dorsal lobe; lack of a distinct patch of dark pigmentation on the ventral lobe of the caudal fin. Nuptial males have highly developed dorsal spine with well developed basal and distal anterior projections, modifications.
Hop to next section Habitat Information
Distribution South America: Central and western parts of the Amazon basin along and south of the main channel of the Rio Amazonas, and Rio Paraguay system in Paraguay, northern Argentina and southern Brazil.
Amazon (click on these areas to find other species found there)
La Plata, Paraná, Paraguay (click on these areas to find other species found there)

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Temperature 20.0-22.0°C or 68-71.6°F (Show species within this range)
Hop to next section Husbandry Information
Breeding Unreported.
Breeding Reports There is no breeding report.
Hop to next section Further Information
Reference Proceedings of the American Philosophical Society v. 17 (no. 101), pp 677.
Registered Keepers There is no registered keeper.
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Last Update 2025 Jan 02 01:38 (species record created: 2001 May 15 00:00)