Antediluvian Zoology and Botany. 



273 



Fig. 62. a, An elongated ramose body, probably a variety of the last, rather 

 than a distinct species ; its surface also covered with minute pores. 



by A longitudinal section, showing the direction of the tubercles, which 

 form delicate striae. 



Fig. 63. A zoophyte, consisting of concentric series of bundles of tubes 

 radiating from the centre. The figure exhibits a double section, illustrating 

 its internal structure. 



63 



Fig. 64. Section of a similar fossil, showing the outer surface and the 

 extremities of the bundles of tubes 



