148 INDEX TO THE GENERA. 
Page 
Hemastomus, Scop. Rio Janeiro. 
Undatus, Brug. Mexico. 
Tnversus, Brug. Indian Seas? 
Citrinus, Brug. Cayenne. 
Decollatus, Brug. France, &c. 
Lyonetianus, Lam. East Indies. 
Radiatus, Brug. France, &c. 
Guadaloupensis, Brug. Guadaloupe 
Octonus, Brug. Barbadoes. 
Acutus,* Brug. France, &c. 
Montanus,* Drap. Germany, &c. 
Hordeaceus, Brug. France, &c. 
Lubricus,* Brug. Europe. 
Melanostomus, Swain. Brazil. 
Bilineatus, Sow. Columbia. 
Otaheitanus, Brug. Otaheite. 
Labiosus, Brug. India. 
Gibbus, Desh. Guam. 
Faba, Desh. South Seas. 
Cras >. BAR EAR eee 16 
Lignaria,* Zinn. England. 
Ampulla, Linn. India, 
Striata, Brug. Africa. 
Physis, Linn. India. 
Fasciata, Brug. Manilla. 
Aplustre, Zin. East Indies. 
Hydatis,* Linn. England. 
Naucum, Linn. Manilla. 
Solida, Brug. Isle of France. 
Australis, Quoy. New Holland. 
Cylindracea,* Pennant. Europe. 
Umbilicata,* Mont. England. 
Retusa, Mont. England. 
Obtusa,* Mont. engl 
SOE ees we pao 
Aperta,* Lam. England. — 
rs 2. 
Extinctorium, Linn. West Indies. 
Levigata, Lam. Mediterranean &e. 
Equestris, Zinn. Indian Seas. 
Radians, Desh. Peru. 
Spinosa, Sow. Chili. 
Imbricata, Sow. Central America. 
WANCENLARBIA oc. 0.55 0+ am RS) I 
Reticulata, Lam. Antigua. 
Senticosa, Lam. Moluccas, &c. 
CRRENAMEA 105 9's Setar cadens cae 
Page 
CAROCOLEA “..% .ice ss caeeeeee 
Albilabris, Lam. West Indies. 
Lucerna, Muli. West Indies. 
Gualteriana, Lam. Spain. 
Marginata, Lam. St. Croix. 
Lychnuchus, Lam. Jamaica. 
Lapicida,* Lam. Europe. 
CASSIDARIA. <ii25,. 0056 eee 99 
Echinophora, Lam. Mediterranean 
Tyrrhena, Lam. Mediterranean. 
CASSIS . sic. Eee ove we SC 
Cornuta, Brug. Indian Ocean. 
Tuberosa, Brug. West Indies. 
Flammea, Brug. Indian Ocean. 
Glauca, Brug. Moluccas. 
Zebra, Lam. Moluccas. 
Areola, Brug. Moluccas. 
Rufa, Brug. East Indies. 
Testiculus, Brug. West Indies. 
Saburon, Brug. Mediterranean. 
Vibex, Brug. Isle of France. 
Erinaceus, Brug. New Holland. 
CERITHIUM .. sess enen Janene 
Palustre, Brug. East Indies. 
Sulcatum, Brug. East Indies: 
Telescopium, Brug. East Indies. 
Vulgatum, Brug. Mediterranean. 
Obeliscus, Brug. East Indies. 
Reticulatum,* Mont. England. 
Aluco, Brug. East Indies. 
Radula, Brug. Africa. 
Asperum, Brug. Isle of France. 
Lineatum, Brug. Pacific. 
Vertagus, Brug. Amboyna. 
Fasciatum, Brug. Ceylon. 
Literatum, Brug. West Indies. 
Tuberculatum, Lam. Red Sea. 
Perversum,* Donov. England. 
Costatum,* Donov. England. 
CHITGN «idee oe «0s ain eee 
Squamosus, Linn. St. Croix. 
Fascicularis,* Linn. Europe. 
Marginatus,* Penn. England. 
Magnificus, Desh. Chili. 
Aculeatus, Zin. Asia. 
CHITONELLUS «.\s< «sce 1 
CLAUSILBA * s0<ik «cence 31 
Papillaris, Drap. France, &e. 
