PLATE XIIT. 



From the Middle Bagshot, Bournemouth. 



Figs. 1,2,3. Osmunda li^niimn (Giehel, s]).). Terminations of pinnae (British Museum). 



4. Full size frond, showing base, part only figured. 

 I a, S a, 4: a. Enlargements. 



8. Lygodium Kaulfussi, Heer. Dwarfed, barren frond (British Museum). 



9. Simple frond, which when perfect tapered to a narrow base. 



From the Ardtun Beds, Muli,. 



5. Onoclea hehraidica (Forbes, sp.). Part of frond near apex (Jermyn Street 



Museum). 



5 a. Enlargement. 



6. Fragment (Hunterian Museum, Glasgow University). 



6 a. Enlargement. 



From the Antrim Beds, Lough Nkagh. 



7. Goniopteris Bunhurii, Heer (Geological Survey Collection, Dublin). 



7 a. Enlargement. 



