No. 431.] CARBONIFEROUS FISH REMAINS. 853 
complete insight into the dentition of Orodus-like forms. The 
species described by Newberry and Worthen as C. corrugatus 
has been known hitherto only by a few of the lateral teeth, 






Fic. 2. — C. (N. und W.). Aim Measures ; Winchester, Ill. 
Oral aspect of a i portion of t ial dentition, x 34. 


and we have been without information regarding the symphysial 
series. One specimen, however, of the symphysial dentition 
has recently come to light, and seems worthy of particular 
description. 
