PLATE XXIV. 



Fig. 1. Onoclea sensibilis fossilis Newb 



2. Onoclea sensibilis fossilis Newb. (summit of frond) 



3. Onoclea sensibilis fossilis Newb. (pinna deeply cut, with elongated areolae) 



4. 5. Onoclea sensibilis fossilis Newb. ( bases of upper and lower pinna?) 



203 



