185 



Histologia 



45 — 51, 6 figg. [No numerical différences between gonial and somatic 

 chromosomes.] 57.54,.68 

 205236 Robertson, W. Hees Bremner. 18.13 t 57.27 



1915. Chromosome Studies. III. Inequalities and Déficiences in Horao- 

 logous Chromosomes: Their Bearing Upon Synapsis and the Loss of Unit 

 Characters. Journ. Morphol. Vol. 26 p. 109—140, 3 pis. [Germ cells. 

 Déficient chromosomes and ioss of unit factors in germ plasm.] 

 87 Foot, Katharinen and E. C. Strobell. 18.18 : 57.54 Euschistus 



1914. The Chromosomes qf Euschistus variolarius, Euschistus servus and 

 the Hybrids of the Fi and F 2 Générations. Arch. Zellforsch. Kd. 12 p. 

 485 — 512, 1 pi., 2 figg. [Not in harmony with theoretical explanations 

 of characters inherited exelusively by one sex or boionging to sex-link- 

 ed groups.] 



S8 Metz, Charles W. 18.13 : 57.72 Drosopîiila 



1914. Chromosome studies in the Diptera. I. A prelimioary survey of 

 five différent types of chromosome groups in the genus Drosophila. 

 Journ. expen Zoöl. Vol. 17 p. 45—59, 1 pl., 1 fig. [Complète individua- 

 lity persisting from one génération to another. Pairing and conjugation 

 of chromosomes.] 



89 Dahlgren, Ulric. 18.13 : 7.35 



1914/15. The Electric Motor Nerve Centers in the Skates (Rajidae). Sci- 

 ' ence X. S. Vol. 40 p. 862—863. — The Orientation of the Nuclear Con- 

 tents in the Motor Electric Cells of Torpedos. (Amer. Soc. Zool.) Vol. 

 41 p. 441. (Abstract, vide B. Z. Vol. 28 No. 200556.) 



90 Dahlgren, ü. 18.13 : 7.35 Tetronarce 



1914. A remarkable polarity in the motor nerve cells of the eiectric 

 apparatus of Tetronarce occidentalis. C. K. 9me Congrès intern« Zooi. 

 Monaco p. 216. [Gravity explains position of larger of 2 différent nu- 

 cleoli found.] 



205291 Gallardo, Angel. 18.15 



1897. Sigmficado dinâmico de la3 figuras cariocinéticas y celulares. 

 Anal. Soc. cient. Argentina T. 44 p» 124—140, 1 pl., 2 figg. 



92 Meek, C. F. Ü. 18.15 



1914. Th3 Possible Connection between Spindle-Length and Cell-Volu- 

 me. Froc. zool. Soc. London 1914 p. 45—49, 2 pis. [Considération of 

 certain déviations from ratio observed.] 4.3«, 57.21, 79, 9.9 



93 Haberlandt, O. 18.15 



1915. Zur Physiologie der Zellteilung. Zweite Mitteilung. Sïtz.-lSer, 

 preuss. Akad. Wiss. 1914 p. 1096—1111, 3 figg. [Pflanzen. Einfiuss des 

 Gefässbündels (Bildung eines Reizstoffes, der in Kombination mit dem 

 Wundreiz die den Schnittflächen benachbarten Zellen zu Teilungen ver- 

 anlasst).] 



94 llartog, Marcus. 18.15 



1915. L'explication physique de la migration des chromosomes dans ia 

 division nucléaire indirecte. 0. R. Ass. franc,. Av. 8c. Sess. 43 p. 557 — 

 559» [Théorie des inducteurs flexibles (chaînes de force). Milokiveris- 

 me.] 



95 Painter, Theophilus S. 18.15 



1915. An Expérimental Study in Cleavage. Journ. exper. Zool. Vol. 18 

 p. 299 — 322, 3 pis. [Studies on monaster sea-urchin eggs. At time of 

 fertilization, progressive changes, which go on independeutly of the nu- 

 cleus and of cleavage, are initiated in cytoplasm, determming position 

 of spindles in egg.] 39.5 

 98 Sheppard, E. 18.15 

 1915. A New Mitotic Structure as the Resuit of New Technique. Journ. 

 R. micr. Soc. London 1915 p. 117—122, 1 pl., 1 fig. [Vegetabie celis.j 

 205297 Van Cleave, H. J. 18.15 

 1915. Factors Concerned in the Production of Mitosis in Organ isras 

 Displaying Cell Constancy. Biol. Bull. Woods Hole Vol. 29 p. 33—40. 



