PLATELIV. 



Page. 



Figs. 1,2. Qnercus Gronlandica Heer __ ... . 75 



3, in part. Carpinus grandis Ung ___..__ 59 



3, in part. Smilax cyclopliylla Newb. ... -- 32 



4. Pterospermites dentatas Heer 133 



262 



