Exaeretodon
argentinus" is from the Carnian-age ( Late Triassic ) Cancha de Bochas Member of the Ischigualasto Formation in the Ischigualasto-Villa Unión Basin in northwestern Argentina . 
<triplet> Carnian <subj> Late Triassic <obj> part of <triplet> Late Triassic <subj> Carnian <obj> has part