ANNALS 



OP THE 



LYCEUM OF NATURAL HISTORY 



I. — Notes on the Later Erf 'met Floras of North A 

 Descriptions of some Nevj Species of Fossil PI 

 Cretaceous and Tertiary Strata. 



By J. S. Newberry. 



Read April 22d, 1 



The Cbetaceous Flora oi Nobtb Amii;i< \. 



Iris only within the last ten years that we have obtained 

 any information whatever in regard to the nature of tin 

 tation which clothed the land that represented North A 

 during the Cretaceous period. Previous to thai time I. 

 collections of fossils had been made from rocks of I 

 the Atlantic and Gulf co >ut the beds which fur 



them were marine sediment-, and the fossils tlie\ 

 were principally mollnsks and radiates, but included ah 

 ments of skeletons of Cretaceous saurians, Mo 

 sauruS) &c, and teeth of Ptycho ichian fish. In tl 



remains there was found a generic correspond 

 of the middle and upper Cretaceous beds of the 01 I \ 

 many species were rec I as tl 



L855, Dr. 1". V. Hayden made thi 

 journeys into the country bordering the npp r Mi 

 have resulted in such important contrib 

 of the geology of the interior of the continent A- this 1 



aprir. 1868, 1 



