New Brunswick, Maine, and Eastern Canada, 17S 



In Mr. Richardson's collection, single pinnge occur, and there are 

 also many large stipes which may have belonged to this species. 



Fig. 9. — Cyclopteris Jacksoni. 

 (a) Terminal pinnule. (6) Lateral pinnules slightly magnified. 

 Description. — Frond bipinnate ; rhachis stout and longitudinally fur- 

 rowed ; pinnae alternate ; pinnules obliquely oborate, imbricate, 

 narrowed at the base, and apparently decurrent on the petiole ; 

 nerves nearly parallel, dichotomous ; terminal leaflet large, broadly 

 obovate or lobed. 



As above stated, terminal pinnules which may have be- 

 longed to this species occur in the St. John beds; but more 



