37 



16. australis, Soto. 



17. Bamesii, Gray. 



18. Blainvdlii, Brod. 



19. Bowenii, King. 



20. brevispinosus, Sow. 



21. caelatus, Reeve. 



22. Cajetanus, Poll. 



23. Cahfornicus, Nutt. 



24. caliginosus, Reeve. 



25. cancellatus, Leach. 



26. Capensis, Gray. 



27. carinulatus, Reeve. 



28. castaneus, Wood. 



29. castus, Reeve. 



30. catenulatus, *SW. 



31. catillus, Reeve. 



32. cerasinus, C%m. 



33. Chilensis, Trembly. 



34. Chiloensis, Sow. 



35. chlamys, Reeve. 



36. ciliatus, /S'ow. 



37. cimolius, Reeve. 



38. ciuereus, Zi'w«. 



39. cingillatus, Reeve. 



40. circellatus, Ad. 8f Rve. 



41. circumvallatus, Reeve. 

 42'. clathratus, ia 7 . 



43. coarctatus, Sow. 



44. Colliei, Gray. 



45. colubrifer, Reeve. 



46. Columbiensis, Sow. 



47. concentricus, Reeve. 

 4S. contractus, zc?. 



49. Coreanicus, ^a 7 . $• Rve. 



50. corrugatus, Reeve. 



51. Coquimbensis,.Fr««o 7 y. 



52. crenulatus, _Z?>W. 



53. crinitus, Pen. 



54. crispus, Reeve. 



55. crocinus, zV/. 



56. Cumingii, Trembly. 



57. Cunninghamii, Reeve. 



58. decussatus, «W. 



59. Dieffenbachii, Reeve. 



60. disjunctas, Fremb. 



61. dissimiUsj Reeve. 



