Mammalia - Notoungulata - Isotemnidae

Alternative combination: Dialophus recticrista

Full reference: F. Ameghino. 1904. Nuevas especies de mamíferos, cretáceos y terciarios de la República Argentina [New species of mammals, Cretaceous and Tertiarty, from the Argentine Republic]. Anales de la Sociedad Cientifica Argentina 56–58:1-142

Belongs to Pleurostylodon according to G. G. Simpson 1967

See also Ameghino 1904

Sister taxa: Pleurostylodon bifidus, Pleurostylodon complanatus, Pleurostylodon crassiramis, Pleurostylodon modicus, Pleurostylodon notabilis, Pleurostylodon similis

Type specimen: Its type locality is Río Chico Oeste, which is in a Lutetian/Bartonian terrestrial horizon in Argentina

Distribution: found only at Río Chico Oeste

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Specimen images are retrieved through the ePANDDA API.