Genus: Argentodites KIELAN-JAWOROWSKA, ORTIZ-JAUREGUIZAR, VIEYTES, PASCUAL & GOIN, 2007
Etymology: In reference to Argentina, originating from Latin, argentum, "silver" and Greek, hodites, "traveler"; Suggesting its migration from North America.

Species: coloniensis KIELAN-JAWOROWSKA, ORTIZ-JAUREGUIZAR, VIEYTES, PASCUAL & GOIN, 2007
Etymology: In reference to the Late Cretaceous La Colonia Formation, Chubut Province, Patagonia, Argentina, where the holotype was found.

Holotype: MPEF 604

Locality: Arroyo Mirasol Chico Bajada Moreno Area, Chubut Province, Patagonia, Argentina.

Horizon: Middle part of the La Colonia Formation.

Biostratigraphy:

Age: ?Late Campanian or Early Maastrichtian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Nearly complete ?left p4 with out roots.