Cajamarca oldfield mouse
Encyclopedia
The Cajamarca oldfield mouse (Thomasomys praetor) is a species of rodent
in the family Cricetidae
. It is present in the Andes
of northwestern Peru
, where its habitats include shrubby páramo
, montane forest, and secondary forest
. The rodent is nocturnal and may be partly arboreal
. It was formerly considered a subspecies of T. aureus. The common name comes from the Peruvian city and region of Cajamarca
.
Rodent
Rodentia is an order of mammals also known as rodents, characterised by two continuously growing incisors in the upper and lower jaws which must be kept short by gnawing....
in the family Cricetidae
Cricetidae
The Cricetidae are a family of rodents in the large and complex superfamily Muroidea. It includes true hamsters, voles, lemmings, and New World rats and mice...
. It is present in the Andes
Andes
The Andes is the world's longest continental mountain range. It is a continual range of highlands along the western coast of South America. This range is about long, about to wide , and of an average height of about .Along its length, the Andes is split into several ranges, which are separated...
of northwestern Peru
Peru
Peru , officially the Republic of Peru , is a country in western South America. It is bordered on the north by Ecuador and Colombia, on the east by Brazil, on the southeast by Bolivia, on the south by Chile, and on the west by the Pacific Ocean....
, where its habitats include shrubby páramo
Páramo
The term páramo can refer to a variety of ecosystems. Some ecologists describe the páramo broadly as “all high, tropical, montane vegetation above the continuous timberline”. A more narrow term classifies the páramo according to its regional placement - specifically located in “the northern Andes...
, montane forest, and secondary forest
Secondary forest
A secondary forest is a forest or woodland area which has re-grown after a major disturbance such as fire, insect infestation, timber harvest or windthrow, until a long enough period has passed so that the effects of the disturbance are no longer evident...
. The rodent is nocturnal and may be partly arboreal
Arboreal locomotion
Arboreal locomotion is the locomotion of animals in trees. In every habitat in which trees are present, animals have evolved to move in them. Some animals may only scale trees occasionally, while others are exclusively arboreal. These habitats pose numerous mechanical challenges to animals...
. It was formerly considered a subspecies of T. aureus. The common name comes from the Peruvian city and region of Cajamarca
Cajamarca
Cajamarca may refer to:Colombia*Cajamarca, Tolima a town and municipality in Tolima DepartmentPeru* Cajamarca, city in Peru.* Cajamarca District, district in the Cajamarca province.* Cajamarca Province, province in the Cajamarca region....
.