210 Dr. J. 8. Newberry on Ancient Vegetation of N. America, 
may prove anew genus. Further study will alone determine this. 
d. That I was wrong in considering some of Dr. ns 
fossils generically identical with those Stiehler designated by the 
name Hitingshausenia, I am by no means prepared to admit. = 
Prof, Heer has had but a single outline sketch of the i ‘ 
and can hardly speak decisively on the subject. When at ash 
and a large number of specimens in good preservation, % 
parison. Tome, and to Mr. Meek, who examined tl subject 
with me, there seemed to be a marked correspondence 1 g°™ 
form, texture and nervation, between our specimens am some 
lobate Crednerias (Huingshausenias Stieh.). With these Lregani 
our fossils as generically identical, and shall continue so to ie 
gard them until the question—if question there be—cat 
definitely settled by a comparison of specimen with eee | 
old world and new. a | 
3d. Whether Stiehler was in error in establishing the Fr , 
Ettingshausenta upon a group of species of Oredneri, a ye _ 
pretend to say, for I have nothing like the ample ma question 4 
sessed by him when he made the division ; indeed this ne 
has nothing to do with that now before us. _ access 10 2 
Tt is true that at the Smithsonian Institution I had se 
nearly everything that has been published upon the oehe 
it seemed to me the most natural thing 2 
8 
neria, and i or 
that Stiehler should give generic value to the ee ich 
name 
