fl.'- 



1. Left leg and peh is ol /fAZ/yri/wM/zi />/(//,i'/>Ki Cope, from the Coal Measures of Ohio. 



X 1.7. Original the property of the Department of (ieology of Columbia University. 

 f=centrale; /^=(ibula;y!r"=fibulare: /v^femur; /=intermedium; //=ilium; 7'=tibia; 

 /, /-5=distal tarsalia; /?=tibiale; K=caudal vertebrEe; /-K=digits. 



2. Ventral scutellae of Ctenerpeton alveolatum Cope, from the Coal Measures of Ohio. X 3.5. 



Original in U. S. National Museum. 



