34 



THE SIMPLE ORBITOLITE. 



PART II] 



a nucleus which is surrounded by series of concentri< 

 rings of ovate cavities. The chambers of the nucleu 



Fig. 98. Simple disc of Orbitolites complanatus. 



and all the cavities are filled with segments of homo 

 geneous semi-fluid sarcode, which constitute the bod f 



Fig. 99. Animal of Orbitolites complanatus. 



of the animal (fig. 99). The segments in the rings ar 

 connected circularly by gelatinous bands of sarcod 



