Subfamily Euryplacinae Stimpson 1871 (crab)
Malacostraca - Decapoda - Goneplacidae
Parent taxon: Goneplacidae according to A. Garassino et al. 2004
See also Karasawa and Kato 2003
Sister taxa: Albaidaplax, Amydrocarcinus, Astiplax, Carcinoplacinae, Carcinoplax, Carinocarcinoidinae, Entricoplax, Goneplacinae, Goneplax, Kowaicarcinus, Mathildellinae, Neogoneplax, Ommatocarcinus, Psopheticus
Subtaxa: Fravillea Machaerus Nancyplax Psopheticoides Trizocarcinus
Ecology: infaunal carnivore
Distribution: there are no occurrences of Euryplacinae in the database