Abundance: 0.32 to 38.51% (median 3.12%)

Latitudinal range: -47.7° to -38.6°

Habitats: (2), desert/xeric shrubland (2), temperate savanna (1)

Found in 5 samples

Argentina: Sierras de Tecka, Parque Nacional Bosques Petrificados de Jaramillo (Tyto alba), Parque Nacional Bosques Petrificados de Jaramillo (Bubo magellanicus), Negro Muerto 3 (Holocene), Paso Otero (paleocauce) (Pleistocene - Holocene)

See also Microcavia australis, Microcavia sp.