98 PKOCEEDINGS OF THE PITTSBURGH MEETING 



Edwin Hinckley Barbour, Ph.D., Lincoln, Neb.; Professor of Geology, Uni- 

 versity of Nebraska, and Acting State Geologist. 



Ray Smith Bassler, Ph. D., Washington, D. C. ; Curator U. S. National 

 Museum. 



Joshua W. Beede, Ph. D., Bloomington, Ind. ; Associate Professor of Geology, 

 Indiana University. 



B. A. Bensley, Ph. D., Toronto, Canada ; Associate Professor of Zoology, Uni- 



versity of Toronto. 



Edward Wilder Berry, Baltimore, Md. ; Associate in Paleontology, Johns Hop- 

 kins University. 



Arthur B. Bibbins, Ph. B., Baltimore, Md. ; Instructor in Woman's College. 



Emil Bose, Ph. D., City of Mexico, Mexico ; Instituto Geologico de Mexico. 



E. B. Branson, Ph. D., Columbia, Mo. ; Professor of Geology, University of 



Missouri. 

 Barnum Brown, A. B., New York, N. Y. ; Assistant Curator of Fossil Reptiles, 



American Museum of Natural History. 

 Oabl Burckhardt, Ph. D., City of Mexico, Mexico ; Instituto Geologico de 



Mexico. 

 Samuel Calvin, Ph. D., LL. D., Iowa City, Iowa ; State Geologist ; Professor 



of Geology, State University of Iowa. 

 Ermine C. Case, Ph. D., Ann Arbor, Mich. ; Department of Geology, University 



of Michigan. 



F. C. Clark, Los Angeles, California. 



William Bullock Clark, Ph. D., Baltimore, Md. ; Professor of Geology, Johns 

 Hopkins University; State Geologist. 



John Mason Clarke, A. M., Albany, N. Y. ; State Geologist and Paleontologist. 



Herdman F. Cleland, Ph. D., Williamstown, Mass. ; Professor of Geology, 

 Williams College. 



Harold J. Cook, Agate, Neb. 



Edgar R. Cumings, Ph. D., Bloomington, Ind. ; Professor of Geology, Indiana 

 University. 



W. H. Dall, a. M., Sc. D., Smithsonian Institution, Washington, D, C. ; Pale- 

 ontologist, U. S. Geological Survey. 



Bashford Dean, Ph. D., New York, N. Y. ; Professor of Vertebrate Zoology, 

 Columbia University. 



Orville a. Derby, M. S., 80 Rua Visconde do Rio Branco, Sao Paulo, Brazil ; 

 Chief Geological and Mineralogical Survey of Brazil. 



Earl Douglas, M. S., Pittsburgh, Pa. ; Department of Vertebrate Paleontology, 

 Carnegie Museum. 



Charles R. Eastman, A. M., Ph. D., Cambridge, Mass. ; In charge of Verte- 

 brate Paleontology, Museum of Comparative Zoology, Harvard University. 



George F. Eaton, A. B., Ph. D., 80 Sachem St., New Haven, Conn. ; Associate 

 Curator of Invertebrate Paleontology, Yale University. 



C. O. Estebly, Ph. D., Los Angeles, Cal. ; Professor of Biology, Occidental Col- 



lege. 

 John Eyerman, "Oakhurst," Easton, Pa. 

 Marcus S. Farr, Sc. D., Princeton, N. J. ; Curator of Vertebrate Paleontology, 



Princeton University. 



