Plate 17 



FiG. 1 — Viiis slanloni (Knowlton) Brown. Plesiotype. U. C. Mus. Paliro- 

 bot., No. 1361 



FiG. 2 — Vihurnxim montanum Knowlton. Plesiotype. U. C. Mus. Palceo- 

 bot., No. 1376 



FiQ. 3—Phyllites trillioides Dorf. Type. U. C. Mus. Palceobot., No. 1389 . . 



FlGS. 4, 5 — Vibumum marqinalum Lesquereux. Plesiotypes. U. C. Mus. 

 Palaeobot., Nos. 1374, 1375 



