1880. ] Proceedings of Scientific Societies. 471 
of the Vertebrata of the Permian Period, by E. D. Cope; 4. On 
the Perforations of the Squamosal Bone of the Mammalia, by 
E. D. Cope; 5. Contributions to Meteorology, by Elias Loomis ; 
6. On the Structure of the Brain of Limulus polyphemus, by 
A. S. Packard, Jr.; 7. On an Instrument for Measuring Ra- 
diant Heat, by S. P. Langley; 8. On the Composition of Col- 
ors, by S. P. Langley; 9. The Sea Urchins of the Challen- 
ger Expedition, by Alexander Agassiz; 10. Size of the Brain 
in Extinct Animals, by O. C. Marsh; 11. On New Complex In- 
organic Acids, by W. Gibbs; 12. On the Taconic System in 
Geology, by T. Sterry Hunt; 13. On the Telegraphic Determina- 
tions of Longitude by the U. S. Hydrographic Office, by Capt. F. 
M. Green, U.S. N.; 14. On the Announcement of the Discoveries 
of Intra-mercurial Planets by Telegraph, by D. P. Todd; 15. On 
the Nebula of Orion, by Prof. E.S. Holden; 16. On the Distribu- 
tion of the Zenopsis conchifera, by Theo. N. Gill; 17. Revision of 
the Atomic Weight of Antimony, by Josiah P. Cooke; 18. On an 
Early Race of Man in Japan, by Edw. S. Morse; 19. Revision of 
Atomic Weight of Antimony, by Josiah P. Cooke; 20. Cloud- 
bursts, by Wm. Ferrel; 21. On the effect of railroad trains in 
transmiting vibrations through the ground as regards its effects 
on observations in fixed observatories, by H. M. Paul; 22. On 
the modifications suffered by Light on passing through a very 
narrow slit, by Lieut. Albert A. Michelson; 23. Some remarks on 
the supposed nature of the Sun’s Corona; and also, on a supposed 
new Meteoric Silicate, by J. Lawrence Smith; 24. On some 
modern developments bearing upon the Nebular Hypothesis and 
other matters connected therewith, as well as on some previous 
changes, and miscellaneous notices, by Stephen Alexander, The 
attendance was full. A eulogy of the late Prof. Henry, by Prof. 
Newcomb, was read by Dr. Coues. Prof. W. H. Brewer and 
Major J. W. Powell were elected members. 
New York Acapemy or Sciences, March 15.— Prof. Thomas 
Egleston spoke concerning the iron and coal resources of Vir- 
ginia. 
- March 29.—Mr. J. M. Batchelder noticed the influence of elec- 
tricity upon the growth of plants, and the Algz of New York 
harbor were remarked upon by Mr. B. B. Chamberlin. 
Avril 19—Mr I. C. Russell gave an account of recent obser- 
vations on the geology of Hudson county, N. J. Dr. J. S. New- 
berry remarked on the vegetation of the vicinity of New York in 
the Triassic age. Mr. B. Hitchcock read a paper on the physics 
of vision with the compound microscope. : 
ay 3.—Prof. G. Macloskie made a communication on the 
Structure of the vertebrate skull. 
Boston Socrery or Naturat History. April 7—Mr. S. H. 
Scudder described the Devonian insects and their relation to the 
