PAT. Xo Tx 
ACTINOPHORUS CLARKI, Newb. (p. 175). 
Fic. 1. Head, pectoral fins, and anterior portion of body, under side, showing branchiostegal rays, 
mandibles and teeth, natural size. 
1", Scales enlarged. 
CLapopus FYLERI, Newb. 
2. Tail and posterior portion of body showing myocommata or septa dividing them. 
3. Ventral fins, natural size. 
Cleveland shale, Cleveland, Ohio. 
328 
