BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 



VOL. 8, PP. 315-358, PLS. 40-50 APRIL 15, 1897 



UPPER CRETACEOUS FORMATIONS OF NEW JERSEY, DELA- 

 WARE, AND MARYLAND 



BY WILLIAM BULLOCK CLARK, WITH THE COLLABORATION OF R. M. BAGG 



AND GEORGE B. SHATTUCK 



(Read before the Society December 31, 1896) 



CONTENTS 



Page 



Introduction 316 



Historical sketch 317 



Topographic features 323 



Description of the formations 325 



General statement 325 



Matawan formation .... 326 



Name 326 



A real distribution 326 



Character of materials 327 



Strike, dip, thickness 327 



Stratigraphic relations 328 



Divisions ... 328 



General characteristics ... 328 



Crosswicks clays 329 



Hazlet sands 329 



Fossils 330 



Monmouth formation 331 



Name 331 



Areal distribution 331 



Character of materials 332 



Strike, dip, thickness , 332 



Stratigraphic relations 332 



Divisions 333 



General characteristics 333 



Mount Laurel sands 333 



Navesink marls 334 



Redbank sands 334 



Fossils 335 



Rancocas formation 336 



Name 336 



Areal distribution 336 



XI/VIII— Bull. Geol. Soc. Am., Vol. 8, 1896 (315) 



