5 



35- Murex saxatilis (Lam.), Indian Ocean, West Coast of 

 Africa. 



36. Murex Stainforthii (Reeve), North Australia. 



37. Murex faciatus (Sowb.), West Coast of Africa. 

 150. Murex nitidus (Brod.) Mazatlan. 



38. Murex radix (Gmel.), Panama. 



39. Murex trunculus (Linn.), Mediterranean Sea. 



40. Murex spinicostata (Val.), West Indies. 



41. Murex hexagonus (Lam.), West Indies. 



45. Murex pauxillus (A. Ad.), Mazatlan. 

 SUB-GENUS CEROSTOMA (CONRAD) 



42. Murex foliatus (Martyn), Sitka to Santa Barbara, 

 Cal., Asia? 



SUB-GENUS OCINEBRA (LEACH) 



43. Murex erinaceus (Linn.), Norway to Black Sea, 

 Azores, Madeira. 



SUB-GENUS VITULARIA (SWAINS) 

 43 1-2. Murex miliaris (Gmel.), West Coast of Africa. 

 SUB-GENUS VITULARIA (SWAINSON) 



44. Murex salebrosa (King), Mazatlan to Panama. 



GENUS TROPHON (MONTF.) 



46. Trophon Clathratus (Linn.), Spitzbergen, Great 

 Britain, Iceland, Mass . Japan, North West C. of America. 



47. Trophon clavatus (Sars.), Northern European 

 Waters. 



GENUS EUPLEURA (H. & A. AD.) 



49. Eupleura candata (Say), Massachusetts to Florida 



50. Murex Angasi (Tryon), South Australia. 



SUB-FAMILY PURPURINAE. 

 Genus Purpura (Brugiere) 



75. Purpura patula (Linn.), Gulf of Cal., Panama, Phil- 

 ippines, West Indies. 



51. Purpura persica (Linn.), Philippines. 

 SUB-GENUS PURPURELLO (DALL.) 



52. Purpura columnellaris (Lam.), Mazatlan, Gallapagos 

 Isles. 



