X BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 



Page 

 Mohawkian and Oincinnatian rocks of central Tennessee [ab- 

 stract] ; by R. S. Bassler 207 



Session of Friday, December 30 207 



Report of the Auditing Committee 207 



Presentation of papers 207 



Few more facts bearing on the correlation of the Chester 



formations ; by E. O. Ulrich 208 



Occurrence of the Parichnos of Bertrand in certain gymno- 



sperms [abstract] ; by E. C. Jeffrey 208 



Age and development of red beds and the terrestrial verte- 

 brates in the Appalachian and the Kansas-Texas region 



[abstract] ; by J. W. Beede 208 



Methods of studying Ammonites; by Marjorie O'Connell. . 209 



Lunar petref actions ; by F. W. Sardeson 209 



Section of Vertebrate Paleontology 209 



Presentation of papers 209 



Fossils of the Connecticut Valley [abstract] ; by E. L. 



Troxell 209 



Hyracodons from the Big Badlands of South Dakota ; by W. J. 



Sinclair 209 



Relationship of the Great Basin and Great Plains fauna [ab- 

 stract] ; by E. L. Troxell 210 



Restoration of Blastomeryx; by R. S. Lull 211 



Supposed Labyrinthodont footprints from the Maryland Car- 

 boniferous [abstract] ; by R. S. Lull 211 



Upper Pawnee Creek beds [abstract] ; by F. B. Loomis 211 



Lower Miocene at Van Tassel, Wyoming ; by F. B. Loomis . . . 211 

 Huge amphibian from the Upper Coal Measures of Kansas 



[abstract] ; by H. T. Martin 212 



Primitive and carnivore-like characters of the Merycoido- 



dontidae [abstract] ; by M. R. Thorpe 212 



Restoration of Eporeodon socialis, Marsh [abstract] ; by M. R. 



Thorpe 213 



New light on the phylogeny of the Canidae ; by W. D. 



Matthew 214 



Tooth of almost human type from the Lower Pliocene Snake 



Creek beds of Western Nebraska ; by Harold J. Cook 214 



ArcBOcyon, a probable Old World migrant [abstract] ; by M. R. 



Thorpe 214 



Snake Creek fauna ; by W. D. Matthew 215 



Phylogeny and nomenclature of the Proboscidea ; by H. F. 



Osborn 215 



Register of the Amherst meeting, 1921 216 



Officers, Correspondents, and Members of the Paleontological Society. 217 

 Proceedings of the First Annual Meeting of the Society of Economic Geol- 

 ogists, Amherst, Massachusetts, December 28-30, 1921 ; Sydney H. Ball, 



Secretary 223 



Session of Wednesday, December 28 223 



