Bieeker etPoll.sn R.s/LFaime d Madagascar. 



Planch. II. 



Fi|. 1 TILAPIA OI.IGACANTHUS BIkr. Fig. 2 GLY PH I D D IN RHYNCHOLEPIS BIkr. 

 Fig 3 PARETROPl.US VANDAMI BIkr, 



