100 TRANSACTIONS OF THE 



Monograph, Eaton's Geology, p. 31 , Monthly Ameri- 

 can Journal of Geology, p. 558. 



C. callicephala, Green. 



Locality. Near Cincinnati, Ohio. Green's Monog. 

 p. 30, Monthly Am. Journ. Geol. vol. i. p. 558. 



C. selenecephala, Green. 



Locality. New York. Green's Monograph, p. 32 ; 

 Monthly American Journal of Geology, p. 558. 



C. Platys, Green. 



Locality. Helderberg mountains, near Albany, New 

 York. Green's Monog. p. 32 ; American Journal of 

 Geology, p. 558. 



C. microps, Green. 



Locality. Near Ripley, Ohio. Green's Monog. p. 

 34 ; American Journal of Geology, p. 558. 



C. anchiops, Green. 



C. macroph thalma, Bron. 



Locality. Ulster county, New York. Green's Mo- 

 nograph, pp. 35, 36, 37; Monthly American Journal of 

 Geology, p. 558. 



C. Diops, Green. 



Locality. State of Ohio. Green's Monograph, pp. 

 37, 38, fig. 2 ; Monthly American Journal of Geology, 

 p. 559, pi. xiv. fig. 2. 



