Proceedings. ix 



M. \y . Lyon, Jr. : ('lassification of tlu' Hares, Kal)l)it>s and 

 Pikas.* 



M. ('. Marsh : The Gas Disease in P'ishes.f 



April i5, 1904 — 386th Meeting. 



The President in the ehair and 2o persons present. 



Carleton R. Ball exhibited speeimens of Lamium amplexicaule 

 sliowing cleistogamoiis flowers produced in early spring. 



The following communications were presented : 



\y . R. Maxon : Some Jamaican Termite Nests. 



W'rnon Bailey : A Simple Method of Preserving Tracks. 



E. L. Morris : The Historj^ and Reproduction of the Bush 

 Morning-Glory . + 



E. S. Steele : The Globose Headed Laciniarias. 



April 30, 1904 — 387th Meeting. 



The President in the chair and 30 persons present. 



The following communications were presented : 



C. L. Marlatt : IndiA^dual and Specific Characters in Minute 

 Insects as shown under the Microscope. 



E. W. Nelson : Notes on the Habits of Two Remarkable Fish 

 from Southern Mexico. 



Geo. T. Moore : The Fixation of Atmospheric Nitrogen by 

 Bacteria. § 



May 14, 1904 — 388th Meeting. 



Vice-President Palmer in the chair and 8 persons present. 

 No program presented. 



October 22, 1904 — 389th Meeting, 



Vice-President Hay in the chair and 23 persons present. 



The following communications were presented : 



E. A. Schwarz : The Insect Catching Grass of Cuba.|| 



♦Smithsonian Misc. Coll. (Quart. Issue), XLV, pp. 321-447, pis. LXXIV-C, June 15, 1904. 

 t To be published by U. S. Bureau of Fisheries ; see also Trans. Amer. Fisheries See, 

 p. 192, 1904. 



t Plant World, VII, pp. 109-113, pis. V-VI, May, 1904. 



'i Bacteria and the Nitrogen Problem, Yearbook U. S. Dept. Agric, pp. 333-342, 1903. 



II To be published in Proc. Entomolog. Soc. Wash., VII, No. 1, Jan., 1905. 



