350 



[Sept. 20, 



Lackawanna Institute of History and Science, Scranton, Pa.; 

 University of Virginia, U. of Va. P. O. ; Literary Society, 

 Rantoul, 111. ; Academy of Natural Sciences, Davenport, la. ; 

 State Historical Society, Iowa City, la. ; Kansas Academy of 

 Science, State Historical Society, Topeka, Kans. ; Prof. II. T. 

 Eddy, Minneapolis, Minn.; Colorado Scientific Society, Den- 

 ver; Nebraska State Historical Society, Experiment Station, 

 Lincoln, Neb. ; University of Arizona, Tucson ; Academy 

 of Science, Tacoma, Wash. ; Observatorio Meteorologico 

 Magnetico, Mexico, Mex.; Meteorologial Observatory, Xalapa, 

 Mexico ; Bishop Crescencio Carrello, Merida, Yucatan. 



Accessions to the Library were reported from the Adelaide 

 Observatory, Adelaide, S. Australia; Royal Society of Victoria, 

 Melbourne; New Zealand Institute, Wellington; K. Norsk e 

 Videnskabers Selskabs, Throndhjem, Norway ; K. Akademie 

 der Wissenschaften, Berlin, Prussia; Verein fiir Naturkunde, 

 Offenbach a.M,, Germany; Mr. Charles Sedelmeyer, Paris, 

 France ; Royal Society of Canada, Ottawa ; Mr. Benjamin 

 Smith Lyman, Philadelphia ; U. S. Geological Survey, Wash- 

 ington, D. C. ; Lick Observatory, Mt. Hamilton, Cal. 



The death of Dr. Charles V. Riley, Washington, D. C, 

 September 14, 1895, get. 52, was announced. 



Prof. Cope exhibited a number of teeth and some ungual 

 phalanges of individuals of Mylodon from the salt deposit of 

 Petite Anse, Louisiana. He remarked that remains of Mylo- 

 don harlanii were rather abundant, and that the present 

 specimens indicated two additional species of the genus. One 

 of these is of small size, the animal having had probably not 

 over half the bulk of the M. harlanii. It is represented by 

 a right maxillary bone, with teeth in place, and a series of 

 inferior molars of a second individual. The first-named speci- 

 men gives the first information as to the structure and positions 

 of the superior molars in a North American species of the 

 genus. It shows that both of the latter differ considerably 

 from the South American forms. The large and small North 

 American species differ also in the forms of both the superior 

 and inferior molars. To the latter Prof. Cope gave the name 



