PaleoDB taxon number: 125555
Alternative spelling: Nasopus
Parent taxon: Temnospondyli according to H. Haubold et al. 2005
Sister taxa: Almasauroidea, Anthichnium, Archegosauriformes, Archegosauroidea, Arkanserpeton, Arkanserpeton arcuatum, Capetus, Capitosauroides, Colosteoidea, Edopoidea, Edopoidea, Embolomeri, Episcopopus, Eurycervix, Euskelia, Eutemnospondyli, Hemiprichisaurus, Hesperoherpeton, Ichthyostegalia, Labyrinthodon laniarius, Labyrinthodon pachygnathus, Labyrinthodon ventricosus, Limnarchia, Lissamphibia, Lysipterygiidae, Matthewichnus, Orthosauriscus, Otuminisaurus, Otuminisaurus limensis, Palatinerpeton, Petrophryne major, Phrynosuchus, Phrynosuchus whaitsi, Pleuronoura, Porierpeton, Ptychosphenodon, Ptychosphenodon browni, Rhinesuchoidea, Rileymillerus, Saharastega, Saurischiocomes, Saurischiocomes keuperinus, Syphonodon, Syphonodon thecomastodon, Temnocorpichnus, Zatrachys conchigerus
Subtaxa: Nanopus caudatus, Nanopus maximus, Nanopus merriami, Nanopus obtusus, Nanopus reidiae, Nanopus vetustus
Type: Nanopus caudatus
Ecology: amphibious carnivore