ammonites
Eurhomalea difficilis Ortmann 1899 (venus clam)

Bivalvia - Cardiida - Veneridae

Alternative combination: Venus difficilis

Belongs to Eurhomalea according to J.O. Chiesa et al. 1995

Sister taxa: Eurhomalea antarctica, Eurhomalea florentinoi, Eurhomalea fuenzalidai, Eurhomalea inflata, Eurhomalea navidadiformis, Eurhomalea newtoni, Eurhomalea rufa

Ecology: facultatively mobile infaunal suspension feeder