143 



12. C. Ceylonica, Lamarck. 



Venus Ceylonica, Chemnitz, Martini et Chemnitz, vi, 333, 



pi. xxxii. f. 836, 1782. 

 Venus coaxans, Gmelin, Syst. Nat. 3278, f. 336, 1788. 

 Ci/clas, Bruguiere, Encycl. Meth. pi. 302, f. 4, a, b, 1792. 

 Cyclas Zeylanica, Lamarck, Ann. Mus. Hist. Nat. vii, 420, 



1806. 

 Oyrena Zeylanica, Lamarck, An. v. 554, 1818. Prime Cat. 



Corb. 6, 1863. Ceylon. 



13. C. Chilina, Prime, Ann. Lye. N. H. N. Y. viii, 418, 1867. 



Chili. 



14. C. colorata, Prime, Cat. Corb. 5, 1863. 



Smith. Inst. Misc. Coll., Prime Monog. Corb. 30, f. 23, 

 1865. Island of New Providence, W. I. 



15. C. COmpta, Deshayes, Proc. Zool. Lond. xxii, 18, 1854. 



Hah.—? 



16. C. COnjuncta, Deshayes, Proc. Zool. Lond. xxii, 15, 1854. 



Hah.—f 



17. C. Cubensis, Prime. 



Cyclas maritima, D'Orbigny, Sagra, Cuba, Moll, ii, 280, pi. 

 xxi, f. 47—50, 1853. 



Cyrena Cubensis, Prime, Smith. Inst. Misc. Coll., Prime Mo- 

 nog. Corb. 29, 1865. Cuba. 



18. C. Cumingii, Deshayes, Proc. Zool. Lond. xxii. 22, 



1854. 

 Smith. Inst. Misc. Coll., Prime Monog. Corb. 25, 1865. 



Central America. 



19. C. Cypriniformis, Prime, Cat. Corb. 6, 1863. 

 Ann. Lye. N. H. N. Y. viii, 88, f. 37, 1864. 



Northern Australia 



20. C. Cyprinoides, Quoy, Voy. Astrolabe, iii, 513, pi. 



Ixxxii, f. 1—3, 1834. New Guinea. 



22. C. decipiens, Deshayes, Proc. Zool. Lond. xxii, 17, 1854. 



Bab.—? 



22. C. divaricata, Deshayes, Proc. Zool. Lond. xxii, 17, 1854. 



New Guinea. 



23. C. dura, Deshayes, Proc. Zool. Lond. xxii, 20, 1854. 



Mab.—? 



24. C. Essingtonensis, Deshayes, Proc. Zool. Lond. xxii, 19, 



1854. Port EssingtoUj Australia, 



29 



