I. 8d 



I. 8d 



Hiramoto, Y. — a G 



Sanchez, Miss S. — a G 



Baffoni, G. M. — b V 



Dettlaff, Mrs. T. A. — b I 



Dettlaff, Mrs. T. A. — b J 



McKeehan, M. S. — b J 



Weisz, P. B. — b J 



Corliss, C. E. — c L 



Kallen, A. J. B. — b L 



Corliss, C. E. — a M 



Dobrokhotov, V. N. — c M 



Weisz, P. B. — b M 



II. EXPERIMENTAL DEVELOPMENTAL MORPHOLOGY 



KEY 



/ Theoretical problems and general questions 



2 Methods and techniques 



3 Para-embryological subjects 



a General subjects (e.g. Protozoan development) 

 b Reproduction 



4 Initial development 



a Primordial germ cells 



b Gametogenesis until completion 



1 Spermatogenesis, sperm 



2 Oogenesis, ovum 



3 Egg membranes 

 c Maturation 



d Ovulation and oviposition 

 e Activation and fertilization 

 f Parthenogenesis 

 g General subjects 



5 Cleavage 



a Cleavage 

 b Cell-lineage 



6 Further development of Evertebrata 

 a General investigations 



1 General subjects 



2 Complete and partial development 



b Embryogenesis (and larval development) 



1 Pre-gastrulation 



2 Gastrulation 



3 Formation of germ layers 



4 Late embryonic development 



5 Larval development 



c Induction, determination etc. 



d Development of parts of the orqanism 



1 Head 



2 Limbs and tail 



3 Other parts 



245 



