neural plate 



Amphibia Beetschen 

 ooplasmic segregation 



Mollusca Dongen 

 organ primordia 



Amphibia Woellwarth 

 regeneration 



Insecta BuUiere 



relation to cell cycle 



Amphibia Sladecek 

 stability 



Insecta Bernard 



transdetermination 



Insecta Steiner 



trophoblast 



Mammalia Alexandre 

 Denker 

 tumour 



Mammalia Evans 



DEVELOPMENT(general) 

 see also Asexual reproduction; 

 Life cycle(s); Morpho- 

 genesis 



Arachnida Juberthie 

 Ascidiacea Farinella 

 Brachiopoda Emig 

 Cephalop Boletzky 

 Cetacea Gihr 



Pilleri 

 Cladocera Bettanin 



Delia Croce 

 Coleoptera Meer 

 Copepoda Terpilowska 

 Cyclostom Baxter 

 Decapoda Williamson 

 Diptera Gardenghi 



Ectoprocta Nielsen 

 Mammalia Schmidt 

 Mesozoa O'Dell 

 Oligochaeta Pylilo 

 Phoronidea Emig 

 Polychaeta Hofmann 

 Teleostei Durand 



Gihr 

 Trematoda Soltynska 

 Urodela Durand 



biophysics 



Insecta Briegleb 



Neubert 



descriptive study 



Cestoda Bazitov 



effect of pollutants 

 Teleostei Ozoh 



effect of prenatal retardation 

 Mammalia Lansdown 



endocrinology 



Vertebrata Antila 



enzymes 



Crustacea Raineri 



experimental study 

 Mammalia Wilson 



histology 



Porifera Efremova 



Immunology 



Porifera Evans 



in vitro 



Cestoda Smyth 



morphogenesis 



Hydrozoa Muller 



physiol. clock in pupa 

 Insecta Neumann 



147 



