|
Oligosarcus itau Mirande, Aguilera & Azpelicueta, 2011 |
| Family: | Acestrorhamphidae (American tetras), subfamily: Acestrorhamphinae | |||
| Max. size: | ||||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | South America: Argentina. | |||
| Diagnosis: | Distinguished by having the following combination of characters: two distinct premaxillary rows of teeth; tricuspidate and pentacuspidate teeth on dentary and posterior premaxillary row; presence of a row of 3-4 tricuspidate to conical ectopterygoid teeth; anal fin with v-vi,21-23 anal-fin rays; and 41-42 perforated scales on lateral line. | |||
| Biology: | ||||
| IUCN Red List Status: | Endangered (EN); Date assessed: 14 December 2020 (B1ab(iii)+2ab(iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||