Alternative combination: Stichomys gracilis
Synonyms: Acarechimys pascuali Verzi et al. 2017 [objective synonym], Acarechimys pulchellus Ameghino 1902 [objective synonym], Protacaremys pulchellus Ameghino 1902 [objective synonym]
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
Belongs to Acarechimys according to M. Arnal et al. 2017
See also Ameghino 1891, Ameghino 1894, Ameghino 1902, Verzi et al. 2017 and Vucetich et al. 2010
Sister taxa: Acarechimys constans, Acarechimys leucotheae, Acarechimys minutissimus, Acarechimys minutus
Type specimens:
- Acarechimys gracilis: MACN-A 4263, a mandible (left mandible with dp4-m3)
- Acarechimys pascuali: MLP 15-391a. Its type locality is Barrancas Blancas upper (section between Estancia Santa Lucia & Aguada Grande), which is in a Santacrucian terrestrial horizon in the Santa Cruz Formation of Argentina.
- Acarechimys pulchellus: Its type locality is Gran Barranca - southern cliff of lake Colhué Huapí, which is in a Colhuehuapian terrestrial horizon in the Sarmiento Formation of Argentina.
Ecology: ground dwelling herbivore
Distribution:
• Miocene of Argentina (7 collections)
Total: 7 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.