[By C. 2. Suan. 
THE ERYOPS. 
Naturalists are not yet agreed as to the exact position the Eryops occupied in the scale of creation; b 
an extinct beaver and the still extant Duck-billed Platypus. It must therefore be supposed to have been a burrower and of aquatic habits. 
ut in the shape of the upper bone of the foreleg it is closely associated with 
