40 TENTH ANNUAL REPORT. 
NEW FOSSIL PLANTS FROM THE CARBONI- 
FEROUS AND DEVONIAN. 
H. HERZER, 
Pterophycus plicatus, gen. nov. 
(Fig. 1. Reduced one-half.) 
The large leaf of this fucoid is only partly preserved, 
but enough of it to identify its character. It begins with 
a broad curved attachment; further up folds are contrac- 
ted, especially three of them originating from a node and 
~ 1 
Fic. 1. Pterophycus plicatus. 
slowly diverging from each other, thickening progressively 
into rib-like supports of the frond. A broader ray with 
twin-nodes about 4 inches up constitutes one margin to the 
right, while at the same height on the mid-ray another 
