U. S. NATIONAL MUSEUM 



PROCEEDINGS. VOL. 82. ART. 19 PL. 2 



West African Snails 



1, 2, Pseudotrochus auripigvientum muscaruvi, new subspecies: Back and face views of the type; 3, Archachatina 

 gaboonensis lambarenensis, new variety: Face of the type; 4, A. spectaculum, new species: Face of the type. 



