Platystrophia sp.

Kingdom: Animalia Phylum: Brachiopoda Class: Rhynchonellata Order: Orthida Family: Platystrophiidae Genus: Platystrophia (King, 1850) Three large specimens, labeled a, b, and c, with both the brachial and pedicle valves preserved. Large, prominent ribs (0.3 cm). Large, defined sulcus (1.8 cm, 2.0 cm and 1.9 cm) and large fold composed of three ribs (1.0 cm). Largest specimen is slightly distorted on the brachial valve where the fold is concave. Rounded/square anterior margin and rounded/straight posterior margin. Thin plication near the commissure.