Family Echimyidae Gray 1825 (spiny rat)

Mammalia - Rodentia - Echimyidae

Alternative spelling: Echymyidae

Parent taxon: Octodontoidea according to N. S. Upham and B. D. Patterson 2015

See also Bonaparte 1850, Carroll 1988, Huchon and Douzery 2001, Kramarz et al. 2010, Lavocat 1976, Nowak 1991, Nowak 1999, Patterson and Wood 1982, Sostillo et al. 2014, Wood 1958 and Wood and Patterson 1959

Sister taxa: Abrocomidae, Acarechimys, Acaremyidae, Adelphomys, Capromyidae, Caviocricetus, Changquin, Chasichimys, Ctenomyidae, Deseadomys, Draconomys, Dudumus, Eodelphomys, Eoespina, Eosachacui, Eosallamys, Ethelomys, Eumysops, Kannabateomys, Lapazomys, Leucokephalos, Llitun, Loretomys, Marisela, Migraveramus, Myocastoridae, Neophanomys, Octodontidae, Paulacoutomys, Plesiacarechimys, Proechimys, Prospaniomys, Protacaremys, Protadelphomys, Sallamys, Sciamys, Spaniomys, Stichomys, Vallehermosomys, Willidewu, Xylechimys

Subtaxa: Adelphomyinae Carterodon Chaetomyinae Clyomys Dactylomyinae Echimyinae Eumysops Euryzygomatomys Gaimanomys Haplostropha Heteropsomyinae Maruchito Myocastor Quebradahondomys Reigechimys Thrichomys

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Type: Echimyinae

Ecology: scansorial herbivore

Distribution:

• Quaternary of Argentina (6 collections), Bolivia (5), Brazil (4), Cuba (2), the Dominican Republic (1), Panama (1), Peru (1), Puerto Rico (1), Uruguay (2), Venezuela (2)

• Pliocene of Argentina (3)

• Miocene of Argentina (19), Bolivia (1), Brazil (1), Chile (4), Colombia (4)

• Oligocene of Peru (2)

• Eocene to Oligocene of Peru (1)

• Eocene of China (1), Mongolia (1)

Total: 62 collections including 81 occurrences

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