Ilia. 1. 127 Ilia. lc. 



Ilia. Experimental developmental morphology. 



la. Theoretical problems. 



EV. -|- V. Biologische Synthesen (Im Druck). Invertebraten I. la. 



und Vertebraten. L. v. UBISCH Illb. la. 



IIIc. la. 



lb. Technics. 



EV. 4- V. General embryological methodology. Invertebrates 

 and Verre6rares. J. H. WOODGER 



M. Development of technical procedures for experimental 

 work on the mammalian embryo. White rat. 



E. K. HALL 

 M. Transplantation of mammalian ova. Mus musculus. Illb. 3. 



R. A. BEATTY and M. FISCHBERG IIIc. lb. 



lc. General questions. (Induction, determination, regulation, or- 

 ganization, symmetry and asymmetry, gradients). 



General subjects. 

 V. Das Leben des Keimlings, Aufsatze iiber funktionelle Illb. lc. 



Embryologie. Vertebraten. K. PETER 



J. Recherches sur le determinisme de la symetrie bilaterale Illb. lc. 



chez les Vertebrates. Amphibiens. Hid. 1. 



P. VINTEMBERGER 

 J. The morphogenetic role of the yolk material in Am- Illb. lc. 



phibians, studied by means of heterospecific transplan- 

 tation. G. REVERBERI 

 L. Origin of the asymmetry of the embryo. Gallus domes- 



ticus. J. H. M. G. van DETH 



Induction. 

 H. Induction and competence phenomena during the Illb. 7. 



development of Ascidia aspersa. G. VANDEBROEK 

 H. The role of induction and morphogenetic movements Illb. lc. 



in the brain and pigment spots formation in Ascidians. 



A. MINGANTI and G. REVERBERI 



J. Role des acides nucleiques dans les phenomenes d'induc- 



tion. Batraciens. Miss D. PFLEGER 



HV. Inductions in tissue cultures and potencies of cells in 



tissue culture. Birds and Mammals. 



M. W. WOERDEMAN 

 L. Inductions morphogenetiques chez l'embryon de poulet, 



a l'aide de la moelle osseuse de veau. V. PREDA 



Determination. 

 D. Determination of early developmental stages in Insects. Ilia. 2a. 



Agelastica alni (Coleoptera) . S. SMRECZYnSKI 



H. Ricerche sulla determinazioni embrionali precoci nelle 



Ascidie. 



E. URBANI and Mrs L. URBANI— MISTRUZZI 

 G. Determination in earlv development. Echinoderms. 



P. CITTERIO 



