PLATE XL VI II. 



Page. 



Figs. 1,2. Quercns snspecta, sp. nov 52 



3. Quercus spnrio-iIex Kuowlton, sp. nov 53 



4. Quercus rhamuoides, sp. uov 57 



5. Juglandites Lacoei, sp. nov 71 



354 



