32 
3 T. chrysostoma. Linneus. Santa Cruz. 
T. marmoratus. sis Moulmein.* 
5 T. petholatus. “ Port Blair, An- Dr. Walters. 
damans. 
6 T. setosus. Gmelin. Kingsmill Island. M. Robillard. 
7 T. spinosus. Chemnitz. Nicobar Islands. 
8 T. Ticaonicus. Reeve. Philippines. 
9 'T. versicolor. 55 - 
Tripe 5.—ROTELLINE. 
Genus.—ROTELLA. Lamarck, 1822. 
1 R. gigantea. Lesson. Japan ? 
2 R. suturalis ? Lamarck. Indian Seas.** 
3 R. vestiaria. Linnzus. a Mediterranean 
6 Madras Coast.*** 
Trier 6.—TROCHINA. 
Grenus.—DELPHINULA. Lamarck, 1803. 
1 D. distorta. Lamarck Nicobar Islands ? 
2 Dz. Tyria. Reeve. Swan River. 
Grenus.—TROCHUS. JLinneus, 1758. 
1 T. acutangulus. Chemnitz. Philippine Islands. 
2 T. ater. Lesson. Peru. 
3 T. brunneus. Philippi. California. SirW.Denison. 
4 T. cinereus. ? ? M. Robillard. 
5 T. cinerarius. Linneus. Britain. 
6 T. confragosus. Ganety i Tahiti. Sir W. Denison 
7 T. gallinus. ? California. AS 
8 T. maculatus ? Lamarck. Philippine Islds. 
9 T. magus. Linnzus. Britain. 
10 T. Montagui. Wood. Ireland. 
11 T. Niloticus. Linneus. Eastern Seas.* 
12 T. noduliferus. Lamarck. Red Sea, Philip- 
pine Islands. 
13 T. punctulatus. Martyn. New Zealand. 
14 T. pyramis. Born. Philippine Islds.* 
15 T. rhodostoma. Lamarck. Island of Tortola, 
West Indies. 
16 T. stellatus. Gmelin. Malacca. 
17 T. striatus. Linneus. Cornwall & Devon. 
18 'T. tentorium. Chemnitz. Philippines, 
19 T. tumidus. Linneus. Devon & Dorset, 
Britain. 
