Pteriidae Gray, 1847
Common Name: Pearl Oyster
Key morphological features: Shells have an irregular oval shape often with 'wing-like' projections. Some vary in the amount of spines and ornamentation. They attach themselves to the substrate and modern representatives have been used to culture pearls.
FEEDING MODE: Suspension Feeder
Cox, L. R. et al. 1969. Bivalvia, in R. C. Moore ed., Treatise on Invertebrate Paleontology, Part N, Mollusca 6, Volume 2. The University of Kansas and Geological Society of America. 1224 pp.