86 STAGING OF-AMPHIBIAN EMBRYOS 



75. - 8'+- Types of atmormallties found moBt frequently among parthenogenetlc 

 or androgenetic tadpoles. 



85. - 89. Oedema - associated with haploldy as well as osmotic unbalance. 



90. - ^h. Haplold tadpoles with reduction of head stnictures. 



95. The typical haplold tadpole with microcephaly, doraal-flexion of the tail, 

 telescoping of the entire hody, reduction of gllla etc. 



