P.L.S.N.S W. 1912 



^'-Si. 



\'- 



*;*.^,^ 



^^.A :\ 



JOd 



X305 





51. 



X55 



V ■{ 



J <- 







V^Jv . 



^.iGV 



52. 



'in-*% ^. r.- •• ♦•«♦ 



X40 



Trematodes of Austialiau Frogs. 



