PLATE XXXI. 



ASYMPTOCERAS ORASSLLABRUM, sp. nOV. 



Fig. 1. Lateral view of a nearly perfect though somewhat distorted indi- 

 vidual. 



Fig. 2. Fi'ont view of a slightly distorted individual in which the thickened 

 lip is well developed. 



Both specimens from Olane. Dublin Museum of Science and Art. (Page 

 122.) 



