GASTROPODA. 15 



PURPURA LAPILLUS, Lamarck. This very common Euro- 

 pean species is quoted by Krauss as ' Cape,' but I have 

 received no confirmation of its living there. 



PURPURA (VEXILLA) VEXILLUM, Lamarck; Buccinum 

 vexillum, Reeve, Conch. Icon. fig. 79. Natal coast (Wahl- 

 berg), Port Elizabeth (Bairstow). ^Not uncommon on the 

 Mauritian coast. 



SISTRUM ARACHNOIDES, Lamarck, Reeve, Conch. Icon. sp. 5. 

 Natal coast (Krauss). Common in various localities, from 

 the Red Sea to the East Indian Archipelago and Polynesia. 



SISTRUM MORUS, Blainville, Reeve, Conch. Icon. pi. 2, 

 fig. 10. Natal coast (Wahlberg). Various East Indian 

 localities. 



SISTRUM ASPERUM, Lamarck, Reeve, Conch. Icon. sp. 13. 

 Natal coast (Krauss). 



SISTRUM GRANULATUM, Zhtc/os( Purpura), Ann. des Scienc. 

 Nat. torn. xxvi. pi. 2, fig. 2. Purpura tuberculata, Blain- 

 ville, Ann. du Mus. torn. i. p. 204, pi. 9, fig. 3. Ricinula 

 tuberculata, Reeve, Conch. Icon. pi. 2, fig. 11. Natal coast, 

 Port Elizabeth, Red Sea, and Indian Ocean. 



SISTRUM ANAXARES, Duclos (Purpura), Reeve, Concb. 

 Icon. (Ricinula), sp. 61. Natal coast (Krauss), Red Sea, 

 and Indian Ocean. 



SISTRUM HEPTAGONALE, Reeve, Conch. Icon. (Ricinula), 

 sp. 17. Natal coast (Krauss). The specimen I have seen 

 from Natal is very pale in colour. 



SISTRUM FISCELLUM, Chemnitz (Murex), Reeve, Conch. 

 Icon. (Ricinula), sp. 28. Natal coast (Krauss), Mauritius, 

 and various Indian localities. 



SISTRUM ELATUM, Blainville (Purpura), Reeve, Conch. 

 Icon. (Ricinula), sp. 27 = R. ochrostoma (Blainv.). Natal 

 coast (Krauss). 



SISTRUM LIVIDUM, Reeve (Buccinum), Conch. Icon. sp. 87. 

 South Africa ?. 



PSEUDOLIVA ANCILLA, Hanley, pi. 1, fig. 13. Proc. Zool. 

 Soc. 1859, p. .429 ; Sowerby, Journ. of Conch, vol. vi. p. 149, 

 pi. 3, fig. 2. Port Elizabeth. 



