''Reithrodon'' is a genus of
rodent in the family
Cricetidae.
It contains the following living species:
*
Bunny rat (''Reithrodon auritus'')
*
Naked-soled conyrat
The naked-soled conyrat (''Reithrodon typicus'') is a species of rodent in the family Cricetidae. It is an herbivore of grasslands in northern Argentina, southern Brazil, and Uruguay.
Its karyotype
A karyotype is the general appearance of the ...
(''Reithrodon typicus'')
The scientific name translates as "channel tooth" and refers to grooves on the upper
incisors. The oldest fossils date from the late
Pliocene, about four million years ago. The immediate ancestors of the genus may have evolved as the southern regions of South America became increasingly arid around the end of the
Miocene.
References
External links
Tree of Life: Reithrodon
Rodent genera
Taxonomy articles created by Polbot
{{Sigmodontinae-stub