Sumichrast's harvest mouse (Reithrodontomys sumichrasti) is a species of rodent in the family Cricetidae.It is found in Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, and Panama.
Musser, G. G. and M. D. Carleton. 2005. Superfamily Muroidea. pp. 894–1531 in Mammal Species of the World a Taxonomic and Geographic Reference. D. E. Wilson and D. M. Reeder eds. Johns Hopkins University Press, Baltimore.