Twisted-toothed mouse

{{short description|Species of mammal (fossil)}}

{{speciesbox

| fossil_range= Late Pleistocene - Early Holocene

| name = Twisted-toothed mouse

| image =

| status_ref =

| genus = Quemisia

| parent_authority = Miller, 1929

| species = gravis

| authority = Miller, 1929

}}

The twisted-toothed mouse (Quemisia gravis), also known as the twisted-toothed giant hutia is an extinct species of rodent in the family Heptaxodontidae.{{MSW3 Woods|id=13400612|page=1600}} It is monotypic within the genus Quemisia. It was endemic to Hispaniola (today Haiti and the Dominican Republic).