Munidopsidae is a family of crustaceans belonging to the order Decapoda.

[1] The Munidopsids are the deepest-dwelling family of superfamily Galatheoidea, which comprises families Galatheidae, Munididae, Munidopsidae, and Porcellanidae.

[2] Munidopsids are one of the most common types of decapod found in abyssal zones,[3] and have been found occupying active hydrothermal vents[4] and cold seeps.

[5] Munidopsids reside from slope to abyssal floor, save for the species M. polymorpha, which can be found in submarine caves as shallow as 2 meters below sea level.

[6] As of 2008, 224 species of Munidopsids have been catalogued: 71 in the Atlantic, 132 in the Pacific, and 50 in the Indian Ocean.