PLATE. 1. : 
Page 
Figs. 1,4. Chondrites flexuosus Newb. n. sp -.----------------------2'-------- +--+ 22-22 ---- 34 
2,3,5. Hausmannia rigida Newb. n.sp ..---.---------------------------------------+----- , 85 
6,7. Asplenium Dicksonianum Heer ........------------------------------------------- 39 
142 
