†family Basinotopidae Karasawa et al. 2010 (crab)
Parent taxon: Dromioidea according to C. E. Schweitzer et al. 2010
Sister taxa: Ameridromia, Cyamocarcinus, Diaulacidae, Dromiidae, Dynomenidae, Eotrachynotocarcinus, Gemmellarocarcinus, Mesodromilites, Ovamene, Sphaerodromiidae, Stephanometopon
Subtaxa: Basinotopus, Lucanthonisia, Noetlingicarcinus
Ecology: epifaunal carnivore