MORMOPS. 



647 



FIG. 132. MORMOPS MEGALOPHYLLA. 



No. 80 Field Columbian Mus. Coll. 

 Enlarged 3 times. Incisors enlarged 8 times. 



B. Chin pad slightly divided. 



a. First upper premolar thickest in middle, the PAGE 

 tooth with a rhomboid outline M. blainvillii 649 



b. First upper premolar thickest posteriorly, 



the tooth with a subconoid outline .... M. b. cinnamomea 649 



