284 PROCEEDINGS OP THE ACADEMY OF 



133. C. Proserpina, Pr. 



Venus Proserpina, Brongt. Mem. Viceut. 81, pi. V. f. 7. 1823. 

 Cyclas Proserpina, d'Orb. Prod. 2, 323. 1850. 

 Hab. Europe, (fossil.) 



134. C. psmac ola, Desh. Invt. Par. 505, pi. 35, f. 4-6. 1857. 

 Hab. France, (fossil.) 



C. pulchella, Mous. Moll. Java, 88, pi. xv. f. 4. 1849. Is Corbicula 

 pulchella, Adams. 



135. C. p ulchr a, Morris. Brit. Foss. 86. 1843. 



Cyclas pulcher, Sowb. Min. Conch, vi. 51, pi. 527. f. 1. 1829. 

 Hab. England, (fossil.) 



C. pulchra, Wright. Ann. n. h. Is Cyrena Wri g h t i i , Forbes. 

 C. pullata, Phil. Abb. 2, 110. 1849. Is Corbicula pullata, 



Adams. 

 C. p urp urea, Lea. Amer. II. xlii. 106, pi. 1, f. 1. 1842. Is Venus 



gemma, Totten. 

 C. pusilla, Parr. Phil. Abb. 2, 78, pi. 1. f. 7. 1846. Is Corbicula p u- 



s i 1 la , Adams. 



136. C. radiata, Hanley. Proc. Zool. xii. 159. 1844. 



Cyrena solida, Phil. Abb. 5, 78, pi. 1, f. 9. 1846. 

 Hab. Central America. 

 C. radiata, Parr. Phil. Abb. 2, 78, pi. 1, f. 8. 1846. Is Corbicula 



radiata, Adams. 

 C. Raymondi, Bgt. (err.) II. Conch, iv. 1853. Is Ancylus R a y- 



mondi, Bgt. 



137. C. Recluzi, Prime. 



Cyrena cordiformis, Recluz. II. Conch, iv. 251, pi. vii. f. 9. 1853. 

 Hab. ? 



C. recurvata, Val. Mag. Zool. pi. 117, f. 2. 1838. Is Velorita C y- 

 prinoides, Gray. 



138. C. regulata, Gassies. II. Conch, vii. 372. 1858. 

 Hab. N. California. 



139. C. Rigaultii, Desh. Invt. Par. 494, pl. 36, f. 12, 13. 1857. 

 Hab. France, (fossil.) 



C. rivalis, v. d. Busch. Phil. Abb. 3, 110, pl. 3, f. 5. 1849. Is Cor- 

 bicula rival is, Adams. 



140. C. rob or at a, Desh. Invt. Par. 499, pl. 38, f. 15, 16. 1857. 

 Hab. France, (fossil.) 



C. Roemerii, Dkr. Wald. 41. 1834. Is Cyrena t r ig o n a , Roemer. 



Lll. C. rotunda, Dkr. Willd. 145. 1834. 



Cyrena Murchisoni, Dkr. Weald. 30, pl. x. f. 25. 1846. 

 Hab. Germany, (fossil.) 

 C. rotundata, Lea. Trans. Amer. Phil. Soc. v. pl. 17, f. 51,107. 



1832. Is Batissa rotu n da t a, Adams. 

 C. Rouyana, Bgt. Sph. Fr. 5P. 1854. Is Corbicula Rouyana, 

 Prime. 



142. C. Saincenyensis, Desh. Invt. Par. 496. pl. 38, f. 7, 8. 1857. 

 Hab. France, (fossil ) 



43. C. salm aci da, Morelet. Test. Cub. pt. 2d, 26. 1851. 

 Hab. Central America. 

 C. semistriata, Desh. Encycl. 2,52. 1830. Is Corbicula semi- 



striata, Desh. 

 C. si mi lis, Gray. Griff. Cuv. pl. 20, f. 2. 1834. Is Corbicula W o o il- 

 ia n a, Adams. 



[June, 



