18 FOSSIL PLANTS. 



Calamodendroii concentricum. 

 Geinitz, Dyas, p. 36. 



Remarks. Portions of the specimens figured as Calamitea coticentrica by 

 Cotta on pi. xvi. figs. 4 & 6 of his ' Dendrolithen ' are in the Collection. 

 Horizon. Rothliegende. 

 Locality. Saxony : Chemnitz. 



