24 NATHORST. FOSSIL PLANTS OF FRANZ JOSEF LAND. [NORW. POL. EXP. 



List of species described in this paper. 



Allied or identical species 

 from other localities. 



Ceekanotvskia d. rigida Heer. 



Phoenicopsis cf. angustifolia Heer. 



Feildenia sp. 



Taxites cf. gramineus Heer sp. 



AbietitesP sp. 

 Pityanthus sp. 

 Pityostrobus sp. a. 

 Pityostrobus ? sp. b. 

 Pityospermum cf. Maakianum, 



Heer sp. 

 Pityospermum cf. cuneatum, Nath. 



Pilyospermum Nanseni Nath. 

 Pityospermum sp. 

 Pityophyllum cf. Staratschini, 

 Heer sp. 



Pityophyllum cf. Lindstr0mi Nath. 

 Carpolithes sp. a. 



Carpolithes sp. b. 

 Carpolithes sp. c. 

 Carpolithes sp. d. 

 Carpolilhes sp. e. 



Czekanotvskia rigida Heer from the 



Siberian Jura and from the Rhaetic 



beds of Scania. 

 Phoenicopsis angustifolia Heer from 



the Jura of Siberia and Spitsbergen. 

 Feildenia Nordenski0ldi Nath. from 



the uppermost Jura of Spitsbergen. 

 Taxites gramineus Heer sp. from 



the Jura of Siberia and Spitsbergan. 



Pityospermum Maakianum Heer sp. 



from the Siberian Jura. 

 Pityospermum cuneatum Nath. from 



the uppermost Jura of Spitsbergen. 



Pityophyllum Staratschini Heer sp. 

 from the uppermost Jura of Spits- 

 bergen. 



Pityophyllum Lindstr0mi Nath. from 

 the uppermost Jura of Spitsbergen. 



Carpolithes sp. c. from the upper- 

 most Jura of Spitsbergen. 



PSamaropsis from the Siberian Jura. 



