112 



Scientific name. 



Jamaicensis, 



Stillifera, 



Fusca, 



Areolata, 



Locality. 

 Jamaica. 

 South Seas. 

 Magellan, Falkland Isl. 

 do. 



Scientific name. Locality. 



Tessellata, Norway. 

 Fulva, do. 



Ambigua, New Holland. 



Umbellata, China, Mauritius. 



DIVISION II. Shell with the margin angular, or irregularly toothed. 



Laciniosa, 



Plicata, 



Monopis, 



Saccharina, 



Angulosa, 



Repanda, 



Tenuis, 



Margaritacea, 



Barbara, 



Cypria, 



Oculis Capri, 



Pentagona, 



Granulans, 



Granatina, 



Amboyna. 



West Indies. 



Arab., China, C. G. H. 



Provence. 



Island of Cerigo. 



Iceland, Patagonia. 

 Falkland Isles. 

 Mauritius, N. Zealand. 

 Med., Africa, France. 



Maurit, C. G. Hope, 

 do. do. So. Eu. 



Chlorostica, 

 Figrina, 



Ornata, 



Melano Gramnea, 



Ferruginea, 



Crenata, 



Sanguinolenta, 



Ulyssiponensis, 



Radiata, 



Lugubri^, 



Vulgata, 



Cserulea, 



Tuberculata, 



Cochlear, 



Jamaica. 



New Zealand. 



Magellan, Falkland Isl. 

 Africa, Lisbon, Med. 

 Africa, Mauritius. 

 Lisbon. 



Nicobar & Moluc. Isles. 

 Provence, Cyprus. 

 Europe, 

 do. Mediterranean. 



New Zealand. 



DIVISION III. Shell ivith the summit perforated. 



Noachina, 



Pustula, 



Grseca, 



Atricapula, 



Nodosa, 



Perforata, 



Caffra, 



Norway, Greenland. 

 Med., West Indies. 

 Africa, do. 



Barbadoes. 

 West Indies. 



do. 

 Cape of Good Hope. 



Pileolus, 



Scuttellum, 



Picta, 



Nimbosa, 



Nubecula, 



Porphyrozonias, 



Macroschisona, 



Falkland Isles. 



do. Magellan. 



W. Ind., Af., So. Europe. 

 Medit., Jamaica. 

 North America. 

 Japan. 



DIVISION IV. Shell with the summit pointed and recurved. 



Ungarica, 



Militaris, 



Antiquata, 



Cochleata, 



Calyptra, 



Intorta, 



Cassida, 



Tranquebarica, 



Mammillaris, 



Mediterranean, Britain. 

 W. Indies, England. 



do. 

 South Seas. 



N. W. coast of America. 

 So. Seas, W. Ind., Eng. 



do. France. 

 Tranquebar, Batavia. 

 So. Seas, Med., W. Ind. 



Leucopleura, 



Tricaritana, 



Pectinata, 



Fuseo Latea, 



Lutea, 



Perversa, 



Lacustris, 



Oblonga, 



West Indies. 

 New Zealand. 

 Mediterranean. 



Amboyna. 



Africa. 



Lakes in Europe. 



Rivers in Europe. 



Fissura, 

 Incisa, 



DIVISION V. Shell with a marginal fissure. 



Britain, Algiers. Fissurata, N. Zealand, Ceylon. 



Falkland Isles. 



