299 



Caulopteris tesselata 



Schimp. 

 C. Voltzii Schimp. 

 C. micropeltis Schimp. 

 C. Lesangeana Schimp. 

 Filicites Stuttgartiensis 



Jäger sp 



Equisetites coliimnaris 

 Miinsler 



Calamites arenaceus 

 Jäger sp 



Equisetites Bronnii Gr. v. 

 Stern berg 



E. conicus Gr. v. Münst. 



E. monileformis Presl 



E. Roessertianus Presl 



E. Hoeflianus Presl 



E. Muensteri Gr, v. Stern- 

 berg 



E. Brongniarti Schiraper . 



E. areolatus Presl . . 



E. Trompianus Heer . . 



Calamites Mougeotii Ad. 

 Brongn 



Ompbalomela scabra Ger- 

 mar 



Pterozamites Jaegeri Ad. 

 Brongn. sp 



