CONTEMPORARIES AND SUCCESSORS OF EOZOON, 103 



pores at the corners, and they are connected by hollow 

 pillars passing in a regular manner from the outer to 



Fig. 47. Diagram of Wall and Tubes of Beceptaculites. (After 



Billings.) 



(&.) Iimer wall, (c.) Outer wall. (cZ.) Section of plates, (e.) Pore of inner wall. 

 (/.) Canal of inner wall, {g.) Radial stolon. (?i.) Cyclical stolon, (fe.) 

 Suture of plates of outer wall. 



Fig. 48. Eeceptaculites, Inner Surface of Outer Wall with the 

 Stolons remaining on its Surface. [After Billings.) 



the inner coat. They have been regarded by Salter as 

 ForaminiferSj while Billings considers their nearest 



