Spiny Paper Cockle
Papyridea lata (Born, 1778)
Family Cardiidae
Spiny Paper Cockle (see also Square Paper Cockle) is a small delicate shell up to 2" which somewhat resembles the size, markings and shape of semeles. The ribs found extending from its umbones are not found in Semeles making the Spiny Paper Cockle easy identified as a different shell.