Cachiyacuy
Name:
Cachiyacuy
(Cachiyacu cuy / Cachiyacu guinea pig).
Phonetic: Kak-e-ya-cu-e.
Named By: Pierre-Olivier Antoine, Laurent
Marivaux, Darin A. Croft, Guillaume Billet, Morgan Ganer�d,
Carlos Jaramillo, Thomas Martin, Ma�va J. Orliac, Julia
Tejada, Ali J. Altamirano, Francis Duranthon, Gr�gory Fanjat,
Sonia Rousse & Rodolfo Salas Gismondi - 2012.
Classification: Chordata, Mammalia, Rodentia,
Hystricomorpha, Hystricognathi, Caviomorpha.
Species: C. contamanensis
(type), C. kummeli.
Diet: Herbivore?
Size: Uncertain.
Known locations: Peru, Loreto - Yahuarango
Formation.
Time period: Late Lutetian of the Eocene.
Fossil representation: Mostly teeth.
Cachiyacuy is recognised as one of the earliest known occurrences of the Caviomorpha, a group of rodent mammals that is best known today for including chinchillas and guinea pigs. Another caviomorph from the same Formation as well as being named in the same year as Cachiyacuy is Canaanimys.
Further reading
- Middle Eocene rodents from Peruvian Amazonia reveal the pattern and
timing of caviomorph origins and biogeography - Proceedings of the
Royal Society B 279 (1732): 1319–1326 - Pierre-Olivier
Antoine, Laurent Marivaux, Darin A. Croft, Guillaume Billet,
Morgan Ganer�d, Carlos Jaramillo, Thomas Martin, Ma�va J.
Orliac, Julia Tejada, Ali J. Altamirano, Francis Duranthon,
Gr�gory Fanjat, Sonia Rousse & Rodolfo Salas Gismondi -
2012.
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