PLATE II. 



CONOSTICHUS Broadheadi Lx. 



(Pages 12 and 13.) 



Fig. 1. Basal ( 1) view of the type of the species, Coal Flora, Plate B, figures 1 and 2. The trira- 

 diate ctaraeter is not very distinctly shown in the photograph. No. 250, Lacoe collection, 

 U..S. Nat. Mus. 



2. Lateral view of the same type. The side exposed is not that illustrated in the original figure. 



3. Lateral view of No. 251,, Lacoe collection, U. S. Nat. Mus. Identified by Professor Lesquereux 



4. Basal (?) view of the same example, showing profile of top and small concave point of sup 



posed separation from its anchorage. 



5. Apical (?) view of the same specimen, showing concave surface. 



OONOSTICHUS PROLIFEE Lx. 



(Page 13.) 



Fig. 6. Side view of characteristic discoid extensions, concave above, convex below. U. S. Nat. Mus., 

 p. 6035. 



