On the Cretaceous Flora of Eussian Sakhalin. 



13 



in. Cretaceous Floras of Sakhalin. 



The present enumeration of plant-fossils of Sakhalin has been 

 made with specimens from all the known locahties, though a 

 greater part of the collections lie in Petrograd still unpacked. 

 Most of the fossil plants determined are from the GyHakian Series. 

 The systematic list of all the determined species without subdivi- 

 sion into series is as follows : — 



Gleichenia rigida He., 



Gl. Zijjjyei (Coeda) He., 



Gl. sp. (sectio Ell gleichenia), 



