bo 
29 
Famity 43.—VERMETIDE. D’ Orbigny, 1840. 
Grenus.—VERMETUS. Adanson, 1757. 
Sir W. Denison. 
M. Robillard. 
M. Robillard. 
V. cereus. Reeve ? Peru. 
FamMILy 44.—SILIQUARIIDE. 
Grnus.—SILIQUARIA. Bruguiére, 1789. 
S. trochlearis. ? Philippines. 
Famiry 45.--ONUSTID. WH. and A. Adams. 
Genus.—PHORUS. Montfort, 1810. 
P. calculiferus. Reeve. Ceylon. 
P. Indicus. 3 Cochin China. 
Famity 46.—CALYPTREIDZ, Broderip, 1835, 
Genus.— CALYPTRHA. Lamarck, 1799, 
C. spinura. California. 
Genus.—_CRUCIBULUM. Schumacher, 1817. 
C. corrugatum. Carpenter. California. 
C. extinctorum. Lamarck. Malacca.* * 
C. radiatum. Broderip. California. 
Genus.—TROCHITA. Schumacher, 1817. 
T. Sinensis. Lirneus. Britain. 
Genus.—CREPIDULA,. Lamarck, 1799. 
C. fornicata. Linneus. United States, 
C. Walshi. Hermannson. Ceylon. 
Famiry 47.—PILEOPSID. 
Genus.—PILEOPSIS, JZamarck, 1812, 
P. ungaricus. Linneus. Britain. 
Genus.—HIPPONYX,. Defrance, 1819. 
H. barbata. Sowerby. Society Islands. 
H. incurvata. ? Island of Reunion. 
Famity 48,.—NERITOPSID&. 
Genus. —NARICA, Récluz, 1841. 
N. Deshayesiana  Récluz New Zealand. 
N. peletrina. Tahiti. Tahiti. 
Genus.—-NERITOPSIS., Grateloup, 1832. 
N. radula, Linneus. Philippines. 
