Plate VIII 



44. — Campylodiscus bijurcatus. A. S. 

 ,, 47. — C. bimarginatuSy A. S. 

 .. 48. — C. perampluSy Cl< 



Figs. 44, 47, are from A. S., Atlas, * 660. 

 ,, 48 is from Cleve, x 500. 



