Reithrodontomys

A number of these endemics are confined to offshore islands, including two threatened species on Cozumel: the Cozumel harvest mouse (Reithrodontomys spectabilis, EN) and Cozumel raccoon (Procyon pygmaeus, EN).

Biological diversity in Mesoamerica

Oligoryzomys fulvescens, Mus musculus, Reithrodontomys darienensis, and Didelphis marsupialis.

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Over seventy species of mammals occur in these habitats, with five endemic and near-endemic species the giant kangaroo rat (Dipodomys ingens), Heermann kangaroo rat (Dipodomys heermani), Santa Cruz kangaroo rat (Dipodomys venustus), Sonoma chipmunk (Eutamias sonomae), Suisun shrew (Sorex sinuosus), and the salt marsh harvest mouse (Reithrodontomys raviventris), the highest number of endemic mammal species for U.S. and Canadian ecoregions.

California interior chaparral and woodlands

Records of Harvest Mice, Reithrodontomys, from Central America, with Description of a New Subspecies from Nicaragua

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