198 KNOWLTON 



Popuhis genetrix NcM'b. 



Corylus rostrata Ait. 



Pterospermites minor Ward. 



Pterospermitcs wliitei Ward. 



Cocnilns haydenianns Ward. 



F.liTodcndron polymorphum Ward. 

 Eight or nine miles above Glendive, Montana, 100 feet above Pierre. 



Taxodinm sp. 



Platanus raynoldsii Newb. 



Plataniis sp. 



Populus amhlyrhyncJia Newb. 



Corylus aniericana Walt. 



Carpolithes lineatus Newb. 

 Bluffs of Yellowstone River i^ miles from Glendive," Montana, 400 feet 

 above Pierre. 



Onoclca sensihilis fossilis Newb. 



Sequoia nordenskioldi Heer. 



Ginkgo adiantoides (U)iger) Heer. 

 Bluffs \ mile east of town of Glendive, Montana. Base of bluff or 350 feet 

 from top. 



Sequoia sp. 



Aralia notala Lesq. 

 Same locality as last, 195 feet below top. 



Car piles sp. 



Populus sp. 

 Same locality, 125 feet below top of bluff. 



Equisetum sp. 



Thuya interrtipta Newb. 



Sequoia nordenskioldi Heer. 



Ficus sp. 



Car piles sp. 

 Bluff on west side of Yellowstone River opposite Glendive, Montana, about 

 the same horizon as the last. 



Tlinya inlcrrupta Newb. 



Sapindus grandifoHolus W^ard. 

 Bluffs along Yellowstone River at Harpster's ranch, 10 miles northeast of 

 Glendive, Montana. In upper ] ortion of lower Fort Union. 



Equisclum sp. ? 



Clyploslrobus curopans (Brongn.) Heer. 



Populus cuneala Newb. 



Populus sp. 



Populus sp. 



Pla 'anus raynoldsii Newb. 



Plalanus guilhlvue Gopj). 



Sapindus grandifoliolus Ward. 



P( lygon fn n. sp. 



