SIGARETUS.— Plate II. (Tlies. pi. ^^42.) 



Fig. 



16, 17. NERiToiDEUS, Liun. — Type form. See f. 1. sp. 2. 

 18, 19. CONCAVUS, Lamk. — var. latifasciatus, Rve. C. I. not 



Ad. and Rve. Voy. Sam. See f. 8, 9, sp. 8. 

 20, 21, 22. Delessbrtii, Recluz. See f. 14, sp. 6. 

 2.3, 24, 25. Leachii, sp. 4, De Blainville. — (Ciyptostoma), 



perspeciivus (f. 25), Say. Amer. Conch, pi. 25. Cryp. 



breviculum. Bl. ' Le Sigaret,' Adanson ? — S. Carolina, 



West Indies. 



26. Omitted. 



27, 28. Martinianus, sp. 12, Phil. Abbild. vol. i. p. 144, Sig. 



pi. 1, f. 5. — Petitii and Listerii ? Recluz. — Isl. St. 



Thomas, W. I. 

 29, 30. PLANULATDS, sp. 14, Recluz, 111. Con. Sig. p. 21, 



pi. 3, 4. 

 31, 32. haliotoideus, Linn. See notes, sp. 2 and 15. 



