Peromyscus interparietalis (San Lorenzo Deermouse) is a species of Rodentia in the family Cricetidae. It is listed as critically endangered by IUCN. It is found in the Nearctic. It is a nocturnalomnivore.
Definition: A taxon is Critically Endangered when the best available evidence indicates that it meets
any of the criteria A to E for Critically Endangered, and it is therefore considered to be facing an extremely high risk of extinction in the wild