Paris, Société Géologique de France, 1941. 4to (32.3 x 25.1 cm). 55 pp.; a few text figures and tables, three plates with explanatory text leaves. Original printed wrappers.

A well-illustrated review of these extinct groups of reef-building bivalves. Written by the French palaeontologist Colette Dechaseaux (1906-1999). She was a student of French vertebrate palaeontologist Jean Piveteau (1899-1991) and later his assistant at Paris University (Berta and Turner). Published in the society's Mémoires. Uncut. A very good copy. Rare. Berta, A. and S. Turner (2020) Rebels, Scholars, Explorers: Women in Vertebrate Paleontology, p. 71.