PLATE VII. 



PSEUDOPBCOPTERIS OBTUSILUBA (KrOUgll.) Lx. 

 (Page 24.) 



Fig. 1. Fragment with very sraiill, deeply lobed pinnnles. U. S. Nat. Miis., 563.5. 



2. Segment showing the ijolymorphoiis character of the inferior pinu:c and pinnules in the lower 



portion of the frond. U. S. Nat. ilns., 5717. 



3. Apical portions of the primary piuniu, showing flexuons rachis and rather lax pinna'. U. S. 



Nat. JIus., 5718. 



PSEUDOPECOPTEUI8 sp. UOV. I 



(Page 29.) 



Fig. i. Fragment showing compactly jilaced, thick, leathery pinnules, or pinna', terminating in spinous 

 prolougatiou of the rachis. U. S. Nat. Mus., 5667. 

 4(1. Enlarged detail. x2. 

 5. Apical portion of a compound pinna showing long, naked extension of tlie rachis. U. S.Nat, 

 Mus., 5618. 



Mariopteuis sp. 



(Page 34.) 



Fig. 6. Fragment showing short triangular pinna' witli broad pinnules or lobes, the lamiua convex 

 between the nerves. U. S. Nat. Mus , 5666. 

 6a. Enlarged detail of pinnule. x2. 



324 



