General Index to Volume XVI. 



Names of authors in heavy face type. 

 Titles of papers in small caps. 



Abadias ; ref 1 57 



Abbeville 67 



Abbreviation of limb in aquatic 



reptiles and mammals 449 



Aberration, Constant of, and 

 Variation of Latitude; the 

 Variation of Latitude in New 

 York City, J. K. Rees, Harold 

 Jacoby, Herman S. Davis. 328-329 



Ablative 106 



Absorption of rock 388, 392 



Acceleration and Retardation 

 in Development, Intra-Col- 



ONiAL, A. W. Grabau 321 



Acceleration of gravity, pendu- 

 lum apparatus for determining. 340 



Accessory chromosomes 33, 36 



Accusative 109 



Accusative definite 107 



suffixes of 105 



Accusative indefinite 107 



Acheulian period 72 



Acoma 317 



Actinolite. .403, 406, 407, 413, 415, 

 416, 420, 422, 426, 428, 431, 435 



Actinolite-diorite 393 



Actinolite schist 404 



Action, aspects of 131-133 



Action as the Concept of His- 

 torical Synthesis, P. Hughes 



324, 3^7 



Action, degrees of ^3^-^33 



singleness of 131 



Acrelius-, I.; ref 440 



Adaptation and Selective Elim- 

 ination in Fishes, Experi- 

 mental Studies of, F. B. 

 Sumner (Abstract) 358, 359 



Adaptive Modifications of the 

 Limb Skeleton in Aquatic 

 Reptiles and Mammals, Ray- 

 mond C. Osburn 447-482 



Adirondacks 353 



Adjective, Yukaghir language. 11 2-11 3 



Advent Bay 83, 85, 88, 92, 93 



character .of coal of 86 



section of coal beds of.... 85-86 



Adverbs of manner 136 



of place 136 



of time 135-136 



position of 136 



verbal i34-i35 



Aetosauria 303 



Afterglow, The Duration of 

 the. Accompanying the Elec- 

 trodeless Discharge at Low 

 Pressure, C. C. Trowbridge 



(Abstract) 350-351 



After-images 326 



Agave 314 



Aisores 259, 288 



Alabama, lignite of 322 



Alaseya River 99 



Alaska, angiosperms in 335 



Cretaceous sandstones in... 335 



cycads in 335 



Tertiary sandstones in 334 



Algonkin Dialect, Notes on 

 AN, William Jones (Abstract), 



336-337 



Alk Point 94 



Alps, The Glacial Surface 

 Features of the, Albrecht 



Penck (Abstract) 355 



Alsberg; ref 285 



Altitude Observations with 



THE HyPSOMETER IN THE CAN- 

 ADIAN Rockies, Herschel C. 



Parker (Abstract) 299-300 



Alumina in serpentinoid ....419, 421 

 Amelia County Courthouse, Va. 331 

 American Museum of Natural 

 History, Morris K. Jesup, 

 President 97 



483 



