in] PTILOPHYTON AND PSEUDOSPOROCHNUS 33 



L T 



Fig. 14. Ptilophyton (?) hostimense, 

 (P. & B.). Type specimen from 

 the Middle Devonian of Bohemia. 

 After Stur (1881). 





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Fig. 1 5 . Pseudosporochnus 

 Krejcii, (Stur), from the 

 Middle Devonian of Bo- 

 hemia. Lower extremity 

 of axis showing basal 

 bulb. (Much reduced.) 

 After Potonie and Ber- 

 nard (1904). 



3 



