Gray-bellied pygmy mouse

{{Short description|Species of rodent}}

{{Use dmy dates|date=February 2024}}

{{speciesbox

| status = LC | status_system = IUCN3.1

| status_ref = {{cite iucn |author1=Dieterlen, F.|author2=Agwanda, B. | title=Mus triton| volume= 2008| year = 2008 | page = e.T13988A4379335|doi=10.2305/IUCN.UK.2008.RLTS.T13988A4379335.en}}

| genus = Mus

| species = triton

| authority = (Thomas, 1909)

| synonyms =

}}

The gray-bellied pygmy mouse (Mus triton) is a species of rodent in the family Muridae.

It is found in Angola, Burundi, Democratic Republic of the Congo, Kenya, Malawi, Mozambique, Rwanda, Tanzania, Uganda, and Zambia.

Its natural habitats are subtropical or tropical moist montane forests, subtropical or tropical seasonally wet or flooded lowland grassland, subtropical or tropical high-altitude grassland, and arable land.