Landstorfer, R.B., and C.D. Schubart (2010) A phylogeny of Pacific fiddler crabs of the subgenus Minuca (Crustacea, Brachyura, Ocypodidae: Uca) with the description of a new species from a tropical gulf in Pacific Costa Rica. Journal of Zoological Systematics and Evolutionary Research 48(3):214–218.
Derivation
Named for the Península de Osa, which forms the Golfo Dulce, where the species was found.