RHI70PODA. 

 FIG. 749. 



493 



A Foraminifer, Rosalina ornata, with its ' false feet," or pseudopodia extended. 



Magnified. 

 FIG. 750. 



SLtll ur hard parts of alToraminit'er, Orlntnlitfs cmnplanatus, partly laid open to show 



its structure. 



a, central cell ; 6, circumambient cell, surrounded by concentric zones of cells con- 

 nected with each other by radiatiug passages. Magnified. 



