Arthritica Finlay 1927 (clam)
Bivalvia - Cardiida - Erycinidae
Parent taxon: Erycinidae according to A. G. Beu et al. 1990
Sister taxa: Borniola, Erycina, Melliteryx, Myllita, Myllitella, Parvikellia, Semeloidea
Subtaxa: none
Ecology: stationary infaunal suspension feeder