Mexican harvest mouse

{{Short description|Species of rodent}}

{{speciesbox

| name = Mexican harvest mouse

| status = LC | status_system = IUCN3.1

| status_ref = {{cite iucn|author=Delgado, C.|author2=Tirira, D.|author3=Gómez-Laverde, M.|author4=Matson, J.|author5=Samudio, R.|year=2016|errata=2017|title=Reithrodontomys mexicanus|page=e.T19411A115151358|doi=10.2305/IUCN.UK.2016-3.RLTS.T19411A22386636.en|access-date=18 February 2022}}

| genus = Reithrodontomys

| species = mexicanus

| authority = (Saussure, 1860)

| synonyms =

}}

The Mexican harvest mouse (Reithrodontomys mexicanus) is a species of rodent in the family Cricetidae.{{MSW3 Muroidea | id = 13000508 | page = 1083}} It is found in Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, and Panama in a variety of habitats at altitudes from sea level to 3800 m.