PLATE XXVIII. 

 Pecopteris pseudovestita D. W. 



(Page 85.) 



Fig. 1. Typical lateral, secoadary (?)pinna3, with characteristic slightly obtuse ultimate pinna' of 

 this sxiecies. This specimen, formerly a part of Professor Lesquereux's private collection, 

 Tvas named by him as Pecopteris CUntoni Lx. Lacoe collection, U. S. Nat. JIus., 3174. 

 la. Enlarged detail of pinnule of the same. xL 



2. Fragment with pinnae similar to those in Fig. 1. This also was determined by Professor 



Les([uereux as F. CUntoni. Lacoe collection, U. S. Nat. Mus., 3179. 



3. Enlarged detail of pinniB of No. 5648, partly shown in PI. XXIX. X2. 



366 



