GENERAL INDEX TO -VOLUME XXV H 



331 



Development and Distribution of 

 Fbesh-water Fishes in Aeeica, 

 J. T. Nichols [Abstract], 304 



Development of the External Iliac 

 Artery in Man, H. D. Senior, 

 [Abstract], 303 



Development op the Spine in the Cat, 

 A. J. Brown [Title], 254 



Dinosaurs Which Mimic the Os- 

 triches AND Other Strltthious 

 Birds, H. F. Osborn [Abstract], 

 247 



Distribution and Migrations of Cen- 

 tral African Birds, James P. 

 Chapin [Abstract], 287 



Dickerson, Mary C, Fellow, 305 



Dugongs, Place and Origin of the, 27 



Echolalia in Idiots : Its Meaning for 

 Modern Theories of Imitation, 

 L. S. HoUingworth [Abstract], 299 



Editor, Election of, 306 



Report of the Acting, 308 



Ekroth, C. V., and Lucius P. Brown, A 

 Promising Chart foe Detecting 

 Adulterated Samples of Milk 

 [Abstract], 285 



Electrical Theory of Nerve Impulse, 

 An, H. B. Williams [Title], 268 



Electron Steam Amplifier, An Elec- 

 trical Ultramicroscope, J. H. 

 Morecroft [Title], 275 



Ethnic Relations between Porto 

 Rico and Venezuela, Herbert 

 Spinden [Title], 306 



Explanation of the Action of th^ Audion 

 as an Amplifier and as a Detector 

 of High Frequency Oscillations, 

 215 



Falk, George, The Production of an 

 Enzyme-like Substance by the 

 Action op Alkali on Protein 

 [Abstract] , 293 



Faunal Relations of Central Africa, 

 Herbert Lang [Abstract], 287 



Fauna of the Morrison Formation, In- 

 vertebrate, 126 ; Vertebrate, 131 



Fellows, Election of, 305 



Finance Committee, Election of, 306 

 Finlay, George I., The Geology- of 

 North Park, Colorado [Ab- 

 stract], 272 

 Flora of the Morrison Formation, 126 

 Food Poisons, James P. Atkinson [Ab- 

 stract], 262 

 Fossil Faunas Of Porto Rico, Chester 



A. Reeds [Abstract], 280 

 Fossil Mammals from Porto Rico, 

 Preliminary Report of, H. E. 

 Anthony, 193 ; Abstract, 277 



General Ethnological Notes prom 

 Porto Rico, Franz Boas [Title], 

 250 



Genetics op Certain Types of Animal 

 Behavior, Halsey J. Bagg [Ab- 

 stract], 304 



Geological History of Porto Rico, 

 Charles P. Berkey [Title], 306 



Geological Observations in the Andes 

 OP Peru and Bolivia, B. L. Miller 

 [Abstract], 289 



Geology op North Park, Colorado, 

 George I. Finlay [Abstract], 272 



Geology op Oesel, Notes on, Marjorie 

 O'Connell [Abstract], 273 



Geology of the Coamo-Guayama Re- 

 gion, Porto Rico, E. T. Hodge 

 [Abstract], 277 



Geology of the Island of Gotland in 

 the Baltic Sea, A. W. Grabau 

 [Abstract], 272 



Geology of the San Juan District, 

 Porto Rico, D. R. Semmes [Ab- 

 stract], 279 



Goddard, Pliny E., The Social Organi- 

 zation OF THE Arizona Apache 

 [Abstract], 290 

 Fellow, 305 



Going, Charles B., Fellow, 305 



Goldenweiser, A. A., Notes on the 

 Melanesian Organization 

 [Title], 267 



Goldfarb, A. J., Chemical and Physi- 

 cal Changes of Eggs and Their 

 Significance in Grafting [Ab- 

 stract], 252 



