South- African Land- Moll asca. 127 



Radula ami jaw as in the family. 



South Africa, ran2;ing iinrtliwaiJ ; limits as yet unknown. 

 Compare description of Ariopliantina3, Faun. Brit. Ind., 

 Mull. p. 25. 



Description of the Genus Peltatus. 



Shell with decussate or punctate sculpture adjacent to the 

 protoconch, but not extending- to the surface of the last wliorls. 



Animal with short lobe over the mucous ^hnid at end of 

 the foot and with short shell-lobes ; in one or two species 

 both are more elongate, in two there is a sharp bend in the 

 penis-sheath. 



The South-African species of Zonitidse which 1 have now 

 seen appear to range themselves as follows : — 



Species of Peltatus. 



Shells with decussate or punctate sculpture adjacent to the proto- 

 conch. 



aloicola, M. & P., type. Port Elizabeth. 



, var. Grahamstown. 



trotter iana, Bs. Cape Colony. 



caledonensis, sp. n. „ „ 



capsula, Bs. „ ,, 



natalensis, Pfr, Port Elizabeth. 



cotyledonis, Bs. Cape Colony. 



hudsonifc, Bs. „ ,, 



arnotti, Bs. „ „ 



jyhytostylus, Bs. „ ,, 



asthenes, M. & P. „ „ 



Of the last four the animals have yet to be examined ; the shell of 

 pluftostylus has a peculiar columellar margin, it will be interesting to 

 see how far the animal differs from the species with which it is now 

 included. 



Species of Kbbkophokus. 



Sculpture the same throughout, apex smooth, some species polished 

 and shiny. Animal with very long lobe at extremity of foot. Right 

 shell-lobe large and broad, left also large. 



imindus, M. & P., type. Alexandra Junction, Maritzburg. 



vitalis, M. & P. Port Shepstone. 



leucospira, Pfr. Tangaat. 



phmlinius, M. & P. Maritzburg. 



melvilli, sp. n. Equeela, 



corneus, Pfr. Maritzburg. 



Shell-lobes lengthened and narrow. 



natalensis, Krauss. Port Elizabeth. 



ampliatus, M. & P. Maritzburg. 



poeppigi, Mke. Alexandra Junction, Maritzburg. 



