158 PROCEEDINGS OF THE ACADEMY OF [1889. 



In the meanwhile, Dr. Geo. A. Rex, in studying the variations of 

 this myxomycete was the first to recognize the true genus of the 

 plant, and was prepared to make a new species of it under the 

 name of Enteridium umbrinum, Rex. As Dr. Rostafinski left the 

 question of the genus to be decided as opportunity might determine, 

 the plant can now find its place in our systematic botany under the 

 name of Enteridium Rozeanum, with its description amended as 

 above given. 



June 25. 

 Rev. H. C. McCook, D. D., Vice-President, in the chair. 



Thirty-two persons present. 



The following papers were presented for publication : — 



" The Phylogeny of the Sweat Glands," by Prof. John Ryder. 



" Notes on the osteology and systematic position of Dinictis Febna 

 Leidy," by W. B. Scott, * 



Mr. Uselma C. Smith was elected a member of the Council for the 

 unexpired term of the late Mr. Geo. Y. Shoemaker. 



Messrs. A. Sydney Biddle and "William Gerlach were elected 

 members. 



The following were ordered to be printed : — 



