(Imparfinis) (Imparfinis) is a biological genus in the family Heptapteridae (Heptapterids) and order Siluriformes (Catfishes).
Imparfinis borodini
Imparfinis cochabambae
Imparfinis guttatus
Imparfinis hasemani
Imparfinis hollandi
Imparfinis lineatus
Imparfinis longicaudus
Imparfinis microps
Imparfinis minutus
Imparfinis mirini
Imparfinis nemacheir
Imparfinis pijpersi
Imparfinis piperatus
Imparfinis pristos
Imparfinis pseudonemacheir
Imparfinis spurrellii
Imparfinis stictonotus
Acentronichthys
Brachyglanis
Brachyrhamdia
Cetopsorhamdia
Chasmocranus
Gladioglanis
Goeldiella
Heptapterus
Horiomyzon
Imparfinis
Leptorhamdia
Mastiglanis
Myoglanis
Nannoglanis
Nemuroglanis
Pariolius
Phenacorhamdia
Phreatobius
Pimelodella
Rhamdella
Rhamdia
Rhamdioglanis
Rhamdiopsis
Taunayia