| Family: |
Sternopygidae (Glass knifefishes) |
| Max. size: |
50 cm TL (male/unsexed) |
| Environment: |
benthopelagic; freshwater |
| Distribution: |
South America: Amazon, Essequibo and Orinoco river basin. |
| Diagnosis: |
Anal soft rays: 209-273. Distocyclus conirostris is distinguished by the combination of the following characters: conical snout; small nasal capsule with the internarial distance equivalent to the diameter of the posterior nostril; endopterygoid without teeth; single tooth row limited to the anterior portion of the dentary; eye covered by skin; teeth completely attached to the ventral surface of the premaxilla; flat surface to the upper lip; anterior margin of the premaxilla in contact with the posterior margin of the upper lip; terminal mouth; one to six teeth on the dentary; absence of teeth associated with the oral valve; half-moon shaped branchiostegal rays; body without eight dark, vertical bands; anal fin with 209-273 rays; scales present on the anterior portion of the dorsal region of the body; tiny, fleshy gill rakers; presence of branched anal-fin rays; 13 or 14 precaudal vertebrae; and scapular foramen present (Ref. 96854). |
| Biology: |
Usually occurs in floodplain and main river channels at depths of 3.8-28.3 m (Ref. 96854). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 01 March 2007 Ref. (130435)
|
| Threat to humans: |
harmless |
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