142 



4. C. arctata, Deshayes, Proc. Zool. Lond. xxii, 20, 1854. 



Prime, Cat. Corb. 5, 1863. Smith. Inst. Misc. Coll. 

 Prime, Monog. Corb. 16, f. 10, 1865. 



Lake Maracaiho, S. America. 



5. C. Bengalensis, Lamarck. 



Venus Bengalensis, Lister, List. Hist. An. pi. 345, f. 182. 



Cyrena Bengalensis, Lamarck, An. v, 554, 1818. 



Cyclas Bengalensis, Ferussac, Cat. 20, 1837. 



(jyrena turgida, Lea, Trans. Amer. Phil. Soc. Phila. v, 109, 



pi. xviii, f. 51, 1832. 

 Cyrena Bengalerisis, Lamarck, Delessert Recueil, pi. vii, f. 6, 



a, d, 1841. 

 Cyrena turgida, Lea, Hanley, Descrip. Cat. 93, pi. xiv, f. 50, 



1844. 

 Cyrena Bengalensis, Lamarck, Prime, Cat. Corb. 6, 1865. 



Bengal, India. 



6. C. Bernardana, Prime, Proc. Ac. N. S. Phila. 126, 



1861. 

 Prime, Cat. Corb. 6, 1863. Ann. Lye. N. H. N. Y. viii, 

 83, f. 33, 1864. New Caledonia. 



7. C. Boliviana, Philippi, Zeit. Malak. 70, 1851. 



Smith. Inst. Misc. Coll., Prime Monog. Corb. 27, 1865. 



Bolivia. 



8 C. brunnea, Prime, Proc. Zool. Lond. xxviii, 321, 1860. 



Hah.—? 



9. C. Buschii, Philippi, Abbild. Conch, iii, 78, pi. ii, f. 2, 



1849. 

 Brit. Mus. Cat. Conchif. 243, 1854. China. 



10. C. Californica, Prime. 



Cyrena suhquadrata, Deshajes (preoc), Proc. Zool. Lond. 



xxii, 21, 1854. 

 Cyrena Californica, Prime, Proc. Ac. N. S. Phila. 276, 1860. 

 Smith. Inst. Misc. Coll., Prime Monog. Corb. 24, 1865. 



California. 



11. C. Caroliniensis, Lamarck. 



Cyclas Caroliniensis, Bosc, Feruss. Meth. Conchyl. 1807. 

 Cyclas Caroliniana, Bosc, Hist. Nat. Coq. iii, 37, pi. xxiii, 



f. 4, 1810. 

 Cyrena Caroliniensis, Lamarck, Lam. An. v, 558, 1818. Say, 



pi. Ixii. Brit. Mus. Cat. Conchif. 254, 1854. Prime, Cat. 



Corb. 5, 1863. Smith. Inst. Misc. Coll., Prime Monog. 



Corb. 12, f. 6, 1865. Alabama, Florida and G-eorgia. 



