 1962, L162)

"Arpadites", named by Mojsisovics, 1879, is characterized by a compressed, evolute, discoidal shell with radial or faintly sigmoidal ribs; smooth, continuous keels; umbilical tubercles, with or without lateral and ventrolateral tubercles as well; and ceratitic sutures with two lateral lobes (on either side).The genotype "Arpadites arpadis" came from the upper Middle Triassic (Ladinean) of the Alps in Europe.