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DIVISION I. Shell with a carinated margin on the body whorls. 

 Family 1st. Umbilicated and depressed. 



Scientific name. 



Lapacida, 



Marginata, 



Cicatricosa, 



Albella, 



Albina, 



Rotundata, 



Laevipes, 



Cornn, 



Oculus capri, 



Involvulus, 



Striatula, 



Algira, 



Leucas, 



Lampas, 

 Carocolla, 



Locality. 

 Europe. 

 Jamaica. 



do. So. Seas, China. 

 Europe, N. America. 



Eng. Denmark, France. 

 Guinea, Tranquebar. 



Scientific name. Locality. 



Exilis, Tranquebar. 



Cantiana, Brit., (particularly Kent.) 



Rufescens, England, Saxony. 



Crenulata, do. France. 

 Annulata, 



Fontana, England. 



Turcica, Mogadore, Morocco. 



Family 2d. Umbilicated and convex. 



New Zealand. 

 Asia, Pulo, Condov. 



East Indies. 

 Denmark, Germany. 



Trochoides, 



Incarnata, 



Maculosa, 



Algiers. Corrugata, Otaheite, Lucania 



Af., Amboyna, Jamaica. Pellis serpentis, South America, 

 do. Avellana, New Zealand. 



Family 3d. Imperforated and depressed. 



America. 



Gualteriana, 

 Faba, 



Spain. 

 Otaheite. 



Family 4th. Imperforated and convex or ventricose. 



Vermiculata, 

 Carnu militare, 



Punctata, 



Sinuata, 



Lucerna, 



Lychnucus, 



Italy, Portugal. 

 Germany. 



Gothica, 

 Scabra, 



Sweden. 

 Jamaica. 



Family 5th. Umbilicated, and aperture toothed. 

 Virginia, Saxony. Unidentata, Ceylon. 



Family 6//i. Imperforated, and aperture toothed. 



Am., Barbadoes, Jamai. 

 East Indies, do. 



Jamaica. 



Cepa, Jamaica. 



Nux denticulata, 

 Verruca. 



Family 1th. Imperforate and convex, with aperture toothed and turned upioards. 

 Ringens, Brazils. 



Family 8th. Umbilicated and depressed, aperture ear-shaped, distorted, toothed 

 and sinuated, with a marginated lip. 



Otis, 



East Indies. 



