PLATE XVI. 



SILURIAN SPECIES. 



Fig. 

 1. 1 



Pejitamerus Knigldii, Sow. A large example found by Dr. Lloyd in the 

 Aymestry limestone of Mocktree, near Ludlow. Lud- 

 low Museum. 



,, ,, From the Aymestry limestone, N.E. of Leintwardine. 



Museum Geological Survey. 2 a and 2 h, the same 

 specimen, longitudinally divided into two parts, to 

 show the position of the internal plates. 



„ „ Longitudinal half of a specimen, to show internal plates. 



From Aymestry limestome, Bodenhain, Woolhope. 

 Museum of the Geological Survey, London. 



