86 CATALOGUE OF SHELLS. 
163. HOH. —-——— W. Theobald, Jnr. 
Marak Hill Karakpur. 
164. H. Vitellina Pfr. 
165. H. Semirugata Beck. KE. L. Layard. 
Ceylon. 
Dr. Tonnere. 
— 
166. H. 
Opula. 
a. Navigators Islands. 
b. Lahiti. 
Tove. — Capt. Lewis. 
Tranquebar. 
168. H, Tugurium Benson. 
Darjeeling. 
169. H. Andamanensis, N. s. Soc. Cab. 
Andamans. 
170. H. Molecula. W. Theobald, Jur. 
Rangoon. 
Abounds on the great Pagoda. 
Gen. WyrsELOsToMA BEnNson. 
1, H. Tubiferum Benson. W. Theobald, Jnr. 
Wear the Coal mines, below Thaietmio on Limestone rocks. 
Gen. STREPTAXIS. GRAY. 
1. §. Petiti Gould. Capt. Berdmore, & W. 
Maulmein. ~Theobald, Jnr. 
