†suborder Trialestia (crocodilian)
Parent taxon: Crocodylia according to R. L. Carroll 1988
Sister taxa: Alligatoroidea, Amphicoelia, Archaeosuchidae, Brachygnathosuchus, Brevirostres, Coelospondilia, Crocodyloidea, Dijaquesopus, Diplosaurus, Episcopopus, Gavialoidea, Laiyangpus, Lianghusuchus, Machinosaurus, Nihilichnus, Omosaurus, Peipesuchus, Pinacosuchus, Procoelia, Rhabdosauridae, Rhytisodon, Saurodesmus, Stenosaurus, Tienosuchus
Subtaxa: Trialestidae
Ecology: carnivore