CONCH OLOGY. 



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A. dolabrifera. 

 A. ascifera. 

 A. petalifera. 

 A. unguifera. 

 A. Limacina. 

 A. Jeachii. 

 A. saviguana. 

 A. fasciata. 

 A. bresili. 

 A. tlactycomela. 

 A. protea. 

 A. sorex. 

 A. tigrina. 

 A. maculauta. 

 A. longicauda. 



A. Kerandrenii. 

 A. lessonii. 

 A. camelus. 

 A. alba. 

 A. Napolitana. 

 A. viridis. 

 A. longicornis. 

 A. ecaudata. 

 A. virescens. 

 A. poliana. 

 A. fusca. 

 A. pleii. 

 A. citrini. 

 A. undata. 

 A, rosea. 



A. Ferrusacii. 



FAMILY VI. 



LiMAciXA. Five genera. 

 1. Genus Limax. PI. X. 

 minimal. Cuvier merely mentions that the animal is "fur- 

 nished with a coriaceous, subrogose shield, with a flat, longitudi- 

 nal disk beneath; four tentacula retractile, eyes at the tips; orifice 

 for respiration on the right side." 



Shell. Ovate oblong, both margins reflected ; very thin, dia- 

 phanous, slightly wrinkled, of a pale yellow colour. Inhabits the 

 gardens in Britain and France. Five species. 



Limax rufus. Limax albus. 



L. cinerus. L. agrestis. 



° L. punctata. 



2. Genus Vitriiia, PI. X. 



Aiiimal. Body creeping, elongated, snail shaped, nearly 

 straight ; posteriorly separated from the foot, and spirally wound 

 into a shell. 



Shell. Small, very thin, depressed, terminated above by a very 

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