Dusky slender opossum

{{Short description|Species of marsupial}}

{{Speciesbox

| name = Dusky slender opossum{{MSW3 Gardner | pages = 10}}

| image =

| status = DD

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Pérez-Hernandez, R. |author2=Ventura, J. |author3=López Fuster, M. |date=2016 |title=Marmosops fuscatus |volume=2016 |page=e.T12819A22179192 |doi=10.2305/IUCN.UK.2016-1.RLTS.T12819A22179192.en |access-date=11 November 2021}}

| genus = Marmosops

| species = fuscatus

| authority = (Thomas, 1896)

| synonyms =

M. carri (J. A. Allen and Chapman, 1897)

M. perfuscus (Thomas, 1924)

| range_map = Gray-bellied Slender Mouse Opossum area.png

| range_map_caption = Dusky slender opossum range

}}

The dusky slender opossum (Marmosops fuscatus) is a species of opossum in the family Didelphidae. It is found in Colombia, Trinidad and Tobago, and Venezuela. It is threatened by habitat loss.