45] 



VOLUMES I-X. 



523 



Wilcox, E. M., winter conditions of 

 reserve food substances of certain 

 deciduous trees, 6, 69. 



Williams, E. H., Manual of Lithol- 

 ogy, i, 150. 



Williams, George H., Memorial Lec- 

 tures on Geology, Brogger, 9, 

 456. 



Williams, H. S., Geological Biology, 

 1, 63. 



— Southern Devonian formations, 3,, 

 393. 



— Paleotrochis in Mexico, 7, 335. 



— Devonian interval in northern 

 Arkansas, 8, 139. 



— Silurian - Devonian boundary in 

 North America, 9, 203. 



Williams, R. P., Chemical Experi- 

 ments, 1. 317 ; Inorganic Chemistry, 

 3,357. 



Willis, J. C , Flowering Plants and 

 Ferns, 3, 343. 



Wilson, E. B., the Cell in Develop- 

 ment and Inheritance, 3, 161. 



Wind pressure measured, Nipher, 5, 

 468. 



Wisconsin, building stones of, Buck- 

 ley, 9, 69. 



— Copper-bearing rocks, U. S. Grant, 

 10, 249. 



Wolff, J. E., theralite in Costa Eica, 

 1, 271. 



Woodward, A. S., catalogue of Fos- 

 sil Fishes, 1, 396. 



Wright, A. W., cathode rays and 

 their effects. 1 , 235 ; structural and 

 magneto-optic rotation, 6, 416. 



Wright, L., Induction Coil in practi- 

 cal Work, 4, 324. 



X 



X-rays, see Rontgen Rays. 



Yale Museum, cycads in, Ward, 10, 

 327; collection of meteorites, 3, 83. 



— Collections presented by 0. C. 

 Marsh, 5, 156. 



Yale Psychological Laboratory, stud- 

 ies from, Scripture, 6, 512. 



Yellowstone National Park, Chitten- 

 den, 1, 327; geology of, Hague, 

 Iddings, et al., 9, 297. 



— age of igneous rocks of, Hague, 

 1, 445. 



— Tertiary floras, Knowlton, 2, 51. 

 Yerkes Observatory, publications, 9, 



ol 1 . 



Yucatan, analysis of specimens from, 

 Howe and Campbell, 2, 413. 



Zeeman effect, Zeeman, 3, 486; Dun- 

 stan, Bice and Kraus, 3, 472; Eeese, 

 6, 99. 



— investigated with echelon spec- 

 troscope, Blythswood and Marchant, 



9, 380. 



Zeiller, Paleobotany, 10, 88. 

 Zenker, Lehrbuch der Photochromie, 



10, 162. 



Zirkel, F., Naumann's Mineralogy, 



13th Ed., 3, 424. 

 Zittel, K. A. von, Text-Book of Pale- 

 ontology, translation by Eastman, 



2, 394 ; 9, 388. 

 ZOOLOGY. 



Actinians, new American, Verrill, 

 6, 493; 7, 41, 143, 205, 375. 



Asterias pallida, metamorphosis, 

 Goto, 7, 78, 



Bibliotheca Zoologica II., Taschen- 

 berg, 1, 77; 6, 103. 



Birds, see Birds. 



Catalogus mammalium, 3, 351 ; 7, 

 79; 8, 397. 



Cephalopod of Florida, supposed, 

 Verrill, 3, 79, 162, 355. 



Coloration, protective, in mam- 

 mals, birds, etc., Verrill, 3, 132. 



Congress of Zoology, 1898, 5, 238; 

 8, 398. 



Crustacea of Norway, Sars, 7, 79. 



Embryology of Invertebrates, Kor- 

 schelt and Heider, 8, 471. 



Fauna, History of European, 

 Scharff, 8, 395. 



Fishes of North and Middle Amer- 

 ica, Jordan aud Evermann, 7, 79, 

 169. 



— changes in the color of certain, 

 Verrill, 3, 135. 



Glow beetle, light of, Muraoka, 3, 

 151. 



Ichthyologica Ohiensis by Eafin- 

 esque, Call, 7, 473. 



Insects, Structure and Life, Car- 

 penter, 8, 473. 



Ledidas and Nuculidae of N. Atlan- 

 tic coast, Verrill and Bush, 3, 

 51. 



Lepidoj)tera Phalasnas in the British 

 Museum, Hampson, 7, 246. 



Lichtsinn augenloser Tiere, Nagel, 

 3, 162. 



Mammals, catalogue of, Trouessart, 

 3, 351; 7, 79; 8, 397. 



Manual of Zoology, Parker and 

 Haswell, 9, 390. 



Mollusca of the Chicago area, 

 Baker, 7, 79. 



Molluscan archetype, Verrill, 2, 91. 



