Sibo^a-Ex/>r,ii/i\\ X. O. Maas. Hydromedusen. 



/ ^'W " 



/■■ 



9 



/ 



9«" 



'•••..V'i ■,., 



l/"" 





» 



-ko 



•^-^ N 1 



N -^i 



\ -- 



-:.^. 



~f-f 7^ 



O. Maas del. Chromolith. P. W. M. Trap. 



Fig. 29, .30, 31. Melicertiilium nialayieum (ii. sp.) Fig. 32, 33, 34, 35. Laodice fijiana (Agassiz & Mayer.) 



