738 Proceedings of Scientific Societies. [July, 1885. 
PROCEEDINGS OF SCIENTIFIC SOCIETIES. 
Biotoaicat Society oF WaAsHINGTON, May 16.—Communica- 
tions: Mr, Frederick W. True, Exhibition of a specimen of the 
Guefeza monkey, Colobus guereza; Dr. Tarleton H. Bean, Note 
on a new fish from Florida, allied to Murznoides ; Mr. Jide 
Wortman, On the reduction of the molar teeth of the ‘Carnivora : : 
Professor Otis T. Mason, On post-mortem trepanning; Mr. Les- 
ter F. Ward, Some Cretaceous fossil plants from the Laramie 
group. 
May 30. —Mr. Lester F. Ward, Recent flowering of the Ginkgo 
Dre C. 
Marshall McDonald, A theory to xplain the E oaa abun- 
dance of migratory fishes in certain seasons ; Dr. Thomas Tay- 
lor, How to distinguish between animal and vegetable fats. 
New York Acapemy oF Sciences, May 11.—The following 
paper was besa The geology of the Bermuda islands, by 
Mr. James F. Kemp, 
May 18.—The last public lecture of the free monthly course 
was given by Professor Daniel C. Eaton, on Hybrids and 
Rg 
June 1.—Mr. William E. Hidden described the minerals of 
special Nieres at the New Orleans exhibition. 
Boston Society oF NATURAL HISTORY, May 20.—Mr. George 
H. Barton described the ancient land-system of the Hawaiians ; 
Dr. C. S. Minot discussed the causes limiting the duration of 
organic life. 
AMERICAN PHILOSOPHICAL SocrEty, Feb. 20, 1885.—Mr. Philips 
mor aie and gave an account of a “ writing box” presented in 
I 
March 20.—Dr. Brinton read a paper on the Philosophic gram- 
mar of American languages as set forth by Humboldt, and also 
a paper by Dr. H. Rink on Danish explorations in Greenland and 
their significance; Dr. Greene presented a paper, by Dr. O. C. 
er, On the adulteration of oils, 
April 21.— Professor Cope presented a.communication on 
Some points in Mexican geology and zodlogy, and also a paper 
on some new Eocene Vertebrata; Professor F. A. Genth pre- 
sented a paper on the Vanadites and iodyrites found in Lake 
valley, Sierra county, Cal.; Mr. W. Taylor presented a paper on 
the method of making composite photographs on the Galton plan, 
illustrating his subject with ts Sat and Professor Chase 
_ sent oll abit ia “ Further experiments in weather fore- 
| pa on tie Chase Maxtrell ratio.” 
x vay ¥.—Dr, H. Allen made a communication on The tarsus se 
