metabolism 



Amphibia Steinhardt 



Echinoidea Steinhardt 

 molecular biology 



Amphibia Nace 



Echinoidea Nishioka 



Mammalia Terayama 

 morphology 



Echinoidea Byrd 



Vacquier 



Mollusca Byrd 

 oviduct factors 



Amphibia Fernandez 

 Miceli 

 physicochemistry 



Amphibia del Pino 

 physiology 



Echinoidea Ishikawa 

 Sugiyama 

 polyspermy 



Amphibia Humphries 



Echinoidea Nishioka 



Mammalia Gulyas 

 polyspermy block 



Amphibia Grey 



Echiura Gould 



Invertebr Epel 

 prepenetration 



Mammalia Hartmann 

 pronuclei 



Amphibia Elinson 



Echinoidea Poccia 

 respiration 



Echinoidea Nakazawa 

 role of calcium 



Invertebr Epel 

 role of folUcle cell 



Ascidiacea Numakunai 

 role of ions 



Echinoidea Nishioka 

 sperm antigens 



Mammalia O'Rand 

 sperm attractant 



Hydrozoa Miller 

 sperm behaviour 



Hydrozoa Miller 

 sperm centriole 



Echinoidea Ishikawa 

 sperm-egg interactions 



Amphibia Katagiri 

 time relations with ovulation 



Mammalia Hendrickx 

 ultrastructure 



Amphibia Gomez 

 Grey 

 Mariano 



Aves I'^ainstain 



Chiroptera Mori 



Ucliida 



I'chinoidea Harris 



Invertebr Summers 



Mammalia Anderson 

 Gondos 

 Noda 

 vitelline membrane 



Amphibia del Pino 

 Gomez 

 zona pellucida 



Homo Glass 



Mammalia Glass 



FETAL FLUIDS 



see Embryonic membranes 



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