RECORDS. 331 



THIRTEENTH MEETING, BALTIMORE, MD. 

 December 27-28, 1894. 



The American Society of Naturalists met on Tlunsday after- 

 noon, December 27, and Friday morning, December 28. 



These meetings were held in the Physical Laboratory of the 

 Johns Hopkins University. 



The American Physiological Society held its seventh meeting 

 in Baltimoi'e on December 37 and 28. 



The American Morphological Society held its meetings in 

 Baltimore on December 27 and 28. 



The programme of the American Society of Naturalists was as 

 follows : 



Thursday, December 37, 3 P.M. Meeting in the Physical 

 Laboratory for the following General Business: 

 L Reports of committees. 

 IL Special leports. 

 IIL Recommendation of new members. 



IV. Discussion. Subject: Environment in its Lifluence 

 upon the Successive Stages of Development, and as a Cause of 

 Variation. 



Prof. H. F. OsBORN, Colw7ibia College. 

 Prof. E. B. Wilson, Columbia College. 

 Prof. W. K. Brooks, Johns Hopkins University. 

 Doctor C. Hart Merriam, U.S. Dept. of Agricult- 

 ure. 

 Thursday, 8 P.M. Illustrated lecture in Levering Hall by 

 Professor William Libbey, Jr., of Princeton University. 

 Subject: Two Months in Greenland. 

 Thursday, 9 P.M. The Johns Hopkins University invited the 

 members of the Society and their friends to a social assembly 

 in McCov Hall. 



