A new species of the genus Macoma (Pelecypoda) from west American coastal waters, with comments on Macoma calcarea (Gmelin 1791) [by] Robert M. Dunnill and Eugene V. Coan
Bivalve seashells of western North America : marine bivalve mollusks from Arctic Alaska to Baja California / Eugene V. Coan, Paul Valentich Scott, Frank R. Bernard
Bivalve seashells of tropical west America : marine bivalve mollusks from Baja California to northern Perú / Eugene V. Coan and Paul Valentich-Scott ; digital imaging by Patricia S. Sadeghian