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SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 60 



ones. Among the objects of especial interest collected are a few 

 fragmentary jaws representing- a new species of dog as large as 

 the largest living wolves, but with more the character of the fox, or 

 jackal ; and a series of upper cheek teeth representing a large extinct 

 species of antelope very closely related to the eland now living only 

 in Africa and the largest of all the antelopes. 1 The deposits were not 

 exhausted and it is intended to continue the examination as further 

 exploration will doubtless add new treasures to the list. 



Fig. 55. — Upper Ordovician shales, showing bedding and cleavage, Western 

 Maryland Railroad, west of Williamsport, Md. Photograph by Bassler. 



MAPPING THE GEOLOGICAL STRATA AND COLLECTING FOS- 

 SILS IN THE VALLEY OF THE APPALACHIAN MOUNTAINS 



During the summer of 1912, Dr. R. S. Bassler, curator of paleon- 

 tology in the U. S. National Museum, spent eight weeks in the Ap- 

 palachian Valley of Pennsylvania, Maryland, and Virginia, in map- 

 ping the rock-strata and collecting fossils. The principal object of 

 this work, which was under the joint auspices of the Maryland 



Mr. Gidley's description of this extinct American Eland is to be found in 

 Smithsonian Miscellaneous Collections, Vol. 60, No. 27, March 22, [913. 



