Antediluvian Roology 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. 
6, A longitudinal section, showing the direction of the tubercles, which 
form delicate striz. 
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. 
Fig. 64. Section of a similar fossil, showing the outer surface and the 
extremities of the bundles of tubes 
