| Apteronotidae (Ghost knifefishes), subfamily: Apteronotinae |
| 21.3 cm SL (male/unsexed); 21.7 cm SL (female) |
|
pelagic; freshwater |
| South America: Brazilian and northeastern Peruvian Amazon and Venezuelan Orinoco basins. |
|
Distinguished from all congeners by having the following characters: very dark brown or purplish black live body coloration; black pectoral-, anal- and caudal-fin membranes; premaxilla with 5 long conical teeth; one row of conical teeth pointing toward the inside of the mouth of dentary; fusion of the supracleithrum and posttemporal; anterior portion of coracoid falling short of the anterior edge of the cleithrum; absence of a prominent tri-lobed structure on the lower lip (Ref. 75769). |
| Found only in channels and major side branches of large whitewater and blackwater rivers (Ref. 75769). |
|
Not Evaluated (N.E.) Ref. (130435)
|
| harmless |
|
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