233 



Embryologii 



1246* Bard, L. 13.6:9. 



1906. De l'indépendance des deux problèmes de la spécificité sexuelle des 

 ovules et de la production des sexes à volonté. Théorie physique de la 

 sexualité. Arch. Zool. expér. (4) T. 5. p. I — XVÎ. 



47*Castle, W. E., F. W. Carpenter, 13.8 : 57.71 Drosophila. 



A. H. Clarke, S. O. Mast, and W. M. Barrows, 



1906. The Effects of Inbreeding Cross-breeding, and Sélection upon the 

 Fertility and Variability of Drosophila. (Contiib, zool. Lab. Mus. comp. 

 Zool. Harvard Coll. No. 177.) Proc. Amer. Acad. Arts Se. Vol. 41. 

 p. 731—786, 5 figg. 

 48* Morgan, T. H. 13.9. 

 1905. »Polarity« considered as a Phenomenon of Graduation of Materials. 

 Journ. exper. Zool. Vol. 2. p. 495—506. 



49* Peter, Karl. 13.9. 



1905. Über den Grad der Beschleunigung tierischer Entwickelung durch 

 erhöhte Temperatur. Sitz.-Ber. phys.-möd. Ges Würzburg p. 90 — 92. 



50* Henriksen , Martin E . 13.9. 



1906. A Functional View of Development. Everything in Nature Tends 

 towards a State of Equilibrium which is peculiar to itself. Biol. Centraibl. 

 Bd. 26. p. 18—24, 33—37. 



51* Moore, Benjamin, and Herbert E. Roaf. ^ 13.9. 



1906. The Effect of Ions on Gro^^'th and Cell Division. (Brit' med. Ass.) 

 Brit. med. Journ. 1906. Vol. 2. p. 1788. [Sea-urchin eggs, frog tadpoles 

 (and vegetables).] 



1252* pi^zibram, Hans. 13.9. 

 1906. Kristall- Analogien zur Entwicklungsmechanik der Organismen. 

 Arch. Entw.-Mech. Bd. 22. p. 207—187. 

 53* Schwalbe, Ernst. 13.9. 



1906. Über einen durch Operation gewonnenen Epigastrius parasiticus 

 nebst Bemerkungen über die Bedeutung derartiger Mißbildungen für die 

 Entwicklungsmechanik und allgemeine Biologie. Centraibl. allg. Path. 

 path. Anat. Bd. 17. p. 215—223, 3 figg. 



54* Whitney, David D. 13.9. 



1906. An Examination of the Effects of Mechanical Shocks and Vibrations 

 upon the Rate of Development of Fertilized Eggs. Journ. exper. Zooi. 

 Vol. 3. p. 41—47. 



ô5*Lyon, E. P. 13.9. 



1907. Results of Centrifugalizing Eggs. I. The Specific Gravity of Eggs 

 and the Changes in Specific Gravity Occurring during Development. IL 

 Effects of Centrifugalizing Unfertilized Eggs on their Development. Arch. 

 Entw.-Mech. Bd. 23. p. 151—173, 3 figg. 



56*McClendon, J. F. 13.9. 



1907. Experiments on the Eggs of Chaetopterus and Ästerias in which the 

 Chromatin was Removed. Biol. Bull. Vol. 12. p. 141—145, 1 fig. 

 12ôT*Deiage, Yves. 13.9 : 39.3 Asterias. 



1905. Nouvelles expériences de parthénogénèse expérimentale. Arch. 

 Zool. expér. gén. (4) T. 3. p. CLXIV— CLXVIII. 



10. XI. 1907. 



