676 REVIEWS 
appearance in the Upper Cretaceous, is given. ‘The flora shows great 
modernization compared with the Lower Mesozoic horizons. Extensive 
floral lists are given. 
IV. “Correlation of the Upper Cretaceous Formations,’ by W. 
BULLOCK CLARKE, E. W. Berry, and Jur1a A. GARDNER.—Complete 
accordance between the faunal and floral evidence seems to be lacking. 
The problems involved are discussed in detail. 
V. “The Systematic Paleontology of the Upper Cretaceous Deposits 
of Maryland,” by R. S. Basster, E. W. Berry, W. B. CLARKE, JULIA 
A. GarRpDNER, H. A. Pitspury, and L. W. STEPHENSON.—Some 325 
species and varieties are described of which approximately one-fifth are 
fossil plants. The majority of these are figured. The volume contains 
ninety plates of excellent figures. The report is of importance to the 
stratigraphic and paleontologic world. 
A. CosMick? 
