lEHPiPsai nnsismiiisniB© i^iaspip. 



PalsBontologyof NYVolVr 



Plate XL IX. 



u 



IMU 



ill 



ii 



ss •^■kft 





jwi^iyia 



28 



20 



< B.Simpscfn dei. 



P. Biemannlitn. 



