30 PROCEEDINGS OF THE ACADEMY OF * 



42. C. Ervyensis, d'Orb. Paleont. 3, 102, pi, 274. 1843. 

 Hab. France, (fossil.) 



43. C. Gea, d'Orb. Prod. 2. 1850. 

 Hab. France, (fossil.) 



C. gig as, Lamk. Lamk. v. 1818. Is Venus u nib o n a ria. 



44. C. glob os a, d'Orb. Prod. 1. 1850. 



Cardium globosum, Roemer. Oolit. 39, pi. 19, f. 19. 1836. 



Venus tenuistria, Miinst. Petr. Germ. 1, 245, pi. 150, f. 18. 1839. 

 Hab. Germ., (fossil.) 



C. globosa, Sharpe. Journ. Geol. Soc. vi. pi. 15, f. 1. Is Cyprins 

 S h a r p e i , Prime. 



45. C. Gly eerie, d'Orb. Prod. 2. 1850. 

 Hab. France, (fossil.) 



46. C. Helmersenian a'/d'Orb. Murch. 2, 457, pi. 38, f. 28-30. 1845. 

 Hab. France, (fossil.) 



47. C. Hersilia, d'Orb. Prod. 2. 1850. 

 Hab. France, (fossil.) 



48. C. humi lis, Meek & Hayden. Proc. Ac. N. S., Phil. 179. 1860. 

 Hab. N. America, (fossil.) 



C. incrassata, Nyst. Coq. Foss. Hasselt. 7. 1836. Is Cytherea i n - 

 crassata, Sowb. 



49. C. inornata, d'Orb. Paleont. 3, 99, pi. 272, f. 1, 2. 1843. 

 Hab. France, (fossil.) 



50. C. intermedia, d'Orb. Paleont. 3, 107, pi. 278, f. 1, 2. 1843. 

 Hab. France, (fossil.) 



51. C. involuta, d'Orb. Prod. 1. 1850. 



Corbula involuta, Miinst. Goldf. Petr. Germ. 2, 250, pi. 151, f. 14. 1839. 

 Hab. Germ., (fossil.) 



52. C. Islandica, Lamk. Lamk. v. 1818. 



Venus Islandica, Linn. 1131. Midler, Verm. 246. 1774. 



Pectunculus major, da Costa. 183, pi. 14, f. 3. 1778. 



Venus bucardium, Born. Mns. 63, pi. 4, f. 11. 1780. 



Artica vulgaris, Schum. 145, pi. 13, f. 3. 1817. 



Cyprina arctica, Turt. Brit, bivalves, 135. 1822. 



Venus aequalis, Sowb. M. C. pi. xxi. 



Cyprina aequalis, Phil. Sieil. 1, 39. 1836. 



C. maxima, Wood. Ann. N. H. vi. 249. 



C. angulata, Sowb. Nyst. Foss. Anvers, 9. 



C. Idandicoides, Lamk. Loc. sub. cit. p. 9. 



C. vulgaris, Sowb. Gen. of Shells. 

 Hab. Europe and America. 



C. Islandicoides, Lamk. Lamk. v.. 1818. Is Venus Islandi- 

 c o i d e s , Lamk. 



53. C. Jurensis, Morris. Brit, fossils, 199. 1854. 



Venus Jurensis, Miinster. Goldf. Petr. Germ. 2, p. 245, pi. 150, f. 17. 

 1839. 

 Hab. England and Germany, (fossil.) 



54. C. Kb arascovens is, Rouillier. Bull. Soc. Moscou xx. 421, f. 32, 32. 



1847. 

 Hab. Russia, (fossil.) 

 C. Lajonkairii, Goldf. Petr. Germ. 237, pi. 148, f. 9. 1841. Is 



Cyprina r u s t i c a , Goldf. 



[Feh. 



