Description

Dorsal soft rays (total): 10; Anal soft rays: 18 - 20; Vertebrae: 38 - 39. Differs from all congeners and from all remaining characid fishes by having two symmetric, large dark blotches basally on caudal fin lobes (Ref. 55831).

Common Names

No common names available.

Taxonomic Hierarchy

Kingdom: Animalia

Phylum: Chordata

Class: Teleostei

Order: Characiformes

Family: Characidae

Genus: Knodus

Species: Knodus geryi Lima, Britski & Machado, 2004

Climate Zone

Location

Biology

Inhabits small river with transparent waters, very channeled and relatively deep (> 2 m deep in some points), having both rapids and waterfalls (Ref. 55831). Feeds on vegetal matter and insects (Ref. 55831).

Habitat

benthopelagic