53 C. staphylea. Linneeus. a Philippines. 
6 Port Blair, An- Dr. Gamach. 
damans. 
54 C. stolida. = Ceylon. 
55 C. talpa. mn a Eastern Seas. 
6 Port Blair, An- Dr. Walters. 
damans. 
Cc “A Capt.Edgcome. 
56 C. testitudinaria. 2 Mauritius. 
57 C. thersites. Gascoigne. Australia. 
58 C. tigris. Linneus. a Eastern Seas.* _ 
6 Port Blair, An- Lieut.McGoun. 
damans. 
c 3 Capt.Edgcome. 
59 C. turdus. Lamarck. Hab. ? 
60 C. ventriculus 3 Isle of Annaa. 
61 C. vitellus.  Linneus. Port Blair, An- Dr. Walters. 
damans.* 
62 C. zigzag. a Mozambique. 
Genus.—OVULUM. Bruquiére, 1789. 
1 O. ovum. Linneus. a Port Blair, An- Dr. Walters.* 
damans. . 
b x Capt.Edycome. 
C7 Dr. Gamach. 
2 O. verrucosum. ss Port Blair, An- Dr. Walters. 
damans. 
3 O. volva. . West Indies. SirW.Denison. 
Faminty 30.—CANCELLARIIDA. H. and A, Adams. 
Genvus.—CANCELLARIA. Lamarck, 1799. 
1 C. bifasciata. - Deshayes, Straits of Malacca. 
2 C. hystrix. Reeve. Mauritius. 
3 C. lamellosa. Hinds. Indian Archipelago. 
4 C. Littorineformis. Sowerby. Ceylon. SirW.Denison. 
5 C. mangelioides. Reeve. Hab. ? 
Famity 31,.—TRICHOTROPIDZ. 
Genus.—TRICHOTROPIS. Sowerby and Broderip, 1826. 
1 T. cancellata. Hinds. Vancouver's Isld. 
Famity.—-CERITHUDZ. 
Genus,—CERITHIUM. Bruguiére, 1789. 
1 C. alveola, ? Tahiti. SirW. Denison. 
