Cretaceous opine bivalves from the pacific slope of North America and palaeobiogeography of subfamily Opinae Chavan, 1969

R. L. Squires, and L. R. Saul

2009

Article

Palaeontology 52(6):1311-1347

Find it at:

http://dx.doi.org/10.1111/j.1475-4983.2009.00905.x