Mammalia - Panameriungulata - Mesorhinidae
Full reference: F. Ameghino. 1891. Nuevos restos de mamíferos fósiles descubiertos por Carlos Ameghino en el Eoceno inferior de la Patagonia austral. – Especies nuevas, adiciones y correcciones [New remains of fossil mammals discovered by Carlos Ameghino in the lower Eocene of southern Patagonia. – New species, additions, and corrections]. Revista Argentina de Historia Natural 1:289-328
Parent taxon: Litopterna according to F. Ameghino 1897
See also Ameghino 1891 and Cifelli 1983
Sister taxa: Adianthidae, Eolicaphrium, Eolitopterna, Lambdaconus elegans, Lopholipterna, Macraucheniidae, Notonychopidae, Paulogervaisia celata, Proacrodon, Proacrodon transformatus, Proadiantus gibbus, Proterotheriidae, Protolipternidae, Sparnotheriodontidae, Thoatheriopsis
Subtaxa: Coelosoma Mesorhinus Pseudocoelosoma
Type: Mesorhinus
Ecology: scansorial herbivore
Distribution: there are no occurrences of Mesorhinidae in the database