Bishop's slender opossum (Marmosops bishopi) is a small, arboreal marsupial in the opossum family native to Brazil, Peru, and Bolivia. It somewhat resembles a placental rat or shrew.
It is one of the smallest members of the genus Marmosops. It weighs 17-22 grams.
Bishop's slender opossum is found on the eastern slopes of the Andes in Bolivia and Peru. There are also isolated reports of it occurring in the lowlands of Bolivia and Brazil.
It has been found in dry forests, rainforests, evergreen forests, and cloud forests.