IV. 1 



146 



IV. 2d. 



IV. DEVELOPMENT AND GENETICS 

 SUBDIVISION 



1 Theoretical problems and general questions 

 a Theoretical problems 



b General questions 



2 General genetical studies 

 a General studies 



b Heteroploidy 

 c Hybridisation 

 d Chimaera 

 e Merogony 



3 Analysis of influence of special genes and mutants 

 a Special genes and mutants 



b Lethal factors 



CHARACTER OF INVESTIGATION 



( 1 ) Metabolism and respiration 



( 2 ) Cytochemistry 



(4) Physical treatment 



(6) Influence of hormones and vitamines 



1 Theoretical problems and 

 general questions 



a Theoretical problems 

 Henke, K. mit 



Mitarbeitern — ■ a EV + V 



Ubisch, L. v. — d EV + V 



b General questions 



2 General genetical studies 



a General studies 



Weisz, P. B. — b Protozoa 



Hama, T. — b D 



Katakura, Y. — b D 

 Reeve, E. C. R. and 



Robertson, F. W. — a D 



Sigot, A. — a D 



Cei, J. M. — a J 



Griineberg, H. — a M 



Sinclair, J. G. — b M 



b Heteroploidy 



Lepori, N. G. — a C 



Haggqvist, G. — a V 



Briggs, R. W. — c J 

 Douglas, R. I. — a 



Fankhauser, G. — a (4) J 



Fankhauser, G. — b J 



Fankhauser, G. — c (6) 



Fankhauser, G. — d 

 Fankhauser, G. and 



Humphrey, R. R. — e 

 Fischberg, M. — a 

 Humphrey, R. R. — a 

 Humphrey, R. R. — b 

 Moore, Mrs B. C. — a 

 Wszelaczynska, Miss M. — 

 Beatty, R. A. and 



Fischberg, M. — a 



c Hybridization 



Moore, A. R. — a 



Minganti, A. — a 



Minganti, A. — b 



Ubisch, L. v. — f 



Brachet, }. L. A. — c 



Callan, H. G. — a 



Gregg, J. R. — a (1); 



Moore, J. A. — a 



Moore, J. A. — b 



Perri, T. — c 



Pisano, A. — a 



Pisano, A. — d 



d Chimaera 



Baltzer, F. — a J 



Fraser, A. S. — b M 



M 



G 



H 



H 



I 



