Parker. 
Phil. Trans. 1877 . Plate. 25 
c.br 1. 
chr Z 
bbr-1 
-h,.sX- 
tib.p 
cc.sc 
K.sc 
WWest & 0? imp. 
SrpecLon. Figs, 1,2, 7 0l Stage. 3- b. 8^Sta^e. AmMystoma Figs. 6-7 
