Hiatellidae Gray, 1824
Key morphological features: Shell is thin and has a trapezoidal shape. These clams burrow into intertidal sandy or muddy areas and use a 'siphon' to reach the sediment surface to filter water and breathe.
MOBILITY: Mobile (burrow)
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.