U. S. NATIONAL MUSEUM 



PROCEEDINGS, VOL. 63, ART. 15 PL. 5 



Pra.pt 



Pr.po.pf. 



Pr.d.pt 



A.ped 



Pr.a.pt. 



4 



Pr. po.pt. 



Views of Right Periotic of Parietobalaena palmeri. 



For explanatjon of plate see page 14. 



