86 PROCEEDINGS OF THE ACADEMY OP 



Cardium discors, Mont. Test. Brit. 37. 1803. 



L. undularia, S. Wood. Crag. Foss. 844. 



L. commutata, Phil. Enum. Moll. Sicil. i. 32, t. 3, f. 15 



183G. 

 L. arcuata, Mont. Test. Brit. 85, t. 3, f. 2. 1803. Reeve, 



Icon. sp. 61. 1850. 



Europe. 



40. L. gibba, Gray, Ann. Philos. 136. 1825. Reeve, Icon. sp. 54. 



1850. 

 L. spheeroides, Conrad, Join*. Phil. Acad. vi. 262, t. 9, f. 



10. 1831. 

 L. divaricata (part.), Chemn. Conch. Cab. vi. t. 13, f. 130. 



1*782. 



Senegal. 

 Subgenus Codakia, Scopoli. 

 Introd. Hist. Nat. 1777. 

 Lentillaria, Schum. Essai jNov. Syst. 147. 1817. 



41. L. Antillarum, Reeve, Icon. sp. 37. 1850. 



West Indies. 



42. L. bella, Conrad, Jour. Acad. Phil. vii. 254, 1. 19, f. 11. 1837. 



L. fibula, Reeve, Icon. sp. 4. 1850. 

 L. munda, A. Adams, Zool. Proc. 225. 1855. 

 L. ramulosa, Gould, Bost. Proc. iii. 276. 1850. Moll. U. S. 

 Expl. Exped. 415, f. 523. 1852. 



California, Sandwich Isles, Australia? 



43. L. cancellaris, Phil. Zeit. Mai. 21. 1846. 



Mazatlan. 



44. L. imbricatula, C. B. Adams, Bost. Proc. ii. 9. 1845. 



L. occidentalis, Reeve, Icon. sp. 38. 1850. 

 L. pecten, Reeve (not Lam.), Icon. sp. 34. 1850. 

 L. pectinata, C. B. Adams, Contrib. Conch. 243. 1852. 

 L. pectinella, C. B. Adams, Contrib. Conch. 244. 1852. 



West Indies. 



45. L. interrupta, Lam. (Cytherea), Anim. s. Vert. v. 574. 1818. 



Reeve, Icon. sp. 5. 1850. 



Fiji, Torres Straits. 



46. L. lintea, Conrad, (MSS. ?) 



Tampa Bay. 



47. L. minuta, Desh. Isl. Reun. 20, t. 3, f. 4-7. 1853. 



Isl. Bourbon. 

 [July 16, 



