59 
nacea, Glycimeris siliqua; and the families Mya- R()QM VI11 
ria, Mactracea, Corbularia, and Lithophaga. Nat.Hist. 
Amongst them are Mya truncata, Anatina la- 
terna,Lutraria solenoides (MyaOblonga. Gmel.) 
Mactra Spengleri, M. gigantea, and M. stulto- 
rum, Crassatella, Erycina cardioides, Ungulina 
transversa,Solenomya mediterranea (very scarce), 
Amphidesma, Corbula nucleus, Pandora, Saxi- 
cava, Petricola, and Venerupis. The three last 
genera perforate rocks, and make their habita¬ 
tions therein. 
Table 7. The families, Nymphacea solena- 
ria, and N. tellinaria—Conchae fluviatiles and 
part of the Conchae marinae. Amongst the Nym¬ 
phacea, are the Sanguinolaria rosea (Solen san- 
guinolentus. Gmel.), and S. rugosa (Venus de- 
florata. Gmel), Psammobia ferroensis,—various 
Tellinae, Corbis fimbriata, Lucina pensylvanica, 
—several species of the genus Donax, and the 
genera Capsa and Crassina. Under the families 
of the Conchae, are Cyclas, Cyrena, and the very 
rare shell Galataea radiata (Venus subviridis. 
Gmel.) Cyprina and part of the genus Cythe- 
raea. 
Table 8. Cytheraeae, and part of the Vene¬ 
res ; containing several species of each genus. 
Table 9. The remainder of the genus Ve¬ 
nus, and the genus Venericardia, of which very 
few species are known, except in the fossil state. 
The family of the Cardiacea, are also included 
in this compartment, namely the genera Car- 
dium, Cardita, Cypricardia (the two last were 
classed 
