XXX1. 
Cardiacea. 
Family Cardiide. 
Genus Cardium, L. 
Levicardium, Swainson. 
Veneracea, 
Family Veneride. 
Genus Venus, L. 
Meretrix, Lam. 
Circe, Schum. 
Dosinia, Scopoli. 
Lucinopsis, Forbes and Hanley, 
Tapes, Mihlfeldt. 
Venerupis, Lam. 
Family Psammobiide. 
Genus Psammobia, Lam. 
Myacea. 
Family Myide. 
Genus Mya, L. 
Corbula, Brag. 
Family Saxicavidee. 
Genus Saxicava, F. de Bellevue. 
Family Solenide. 
Genus Solen, L. 
Cultellus, Sehwim. 
Pharus, Leach. 
Solecurtus, Blvlle. 
Pholadacea. 
Family Pholadide. 
Genus Pholas, LZ. 
Pholadidea, Turton. 
Xylophaga, Turton. 
