66504 Trichomycterus macrophthalmus Barbosa & Costa, 2012 Trichomycteridae Pencil or parasitic catfishes Trichomycterinae Siluriformes Teleostei South America: Known only from the type locality, a small stream tributary to upper Piraí river, Araras hill, upper Paraíba do Sul river basin, Brazil. UFRJ 6003 22 S 44 W 2003 Trichomycterus macrophthalmus