PLATE XI. 



FIG. PAGE 



1. Holcosfephanus uitenhagensis sp. nov. ... ... ... ... 206 



Eailway cutting between milestones 24-24f on the line from 

 Uitenhage to Graaff-Beinet, about three miles from Uitenhage 

 (276). 

 la. Outline diagram of apertural aspect. 



