Plectrochilus is a genus of pencil catfishes native to South America. There are currently three recognized species in this genus: Plectrochilus diabolicus...
Trichomycteridae Subfamily: Vandelliinae Bleeker, 1862 Type genus Vandellia Valenciennes, 1846 Genera Paracanthopoma Paravandellia Plectrochilus Vandellia...
Tridensimilis Tridentopsis Subfamily Vandelliinae Paracanthopoma Paravandellia Plectrochilus Vandellia Trichomycteridae has the greatest distribution of any catfish...