S(OT,()l'ENl)lUUM VT'T.OAUE. 



3()1 



Fig. 770. 



PoLYOusris-uNUOSUM, Moore. (Fig. 770.) — Described at 

 page .508. 



Fig. 777. 



PoLYCuspis-ANGUSTUM, Moove. (Fig. 777.) — A very inter- 

 esting form of pohjcusjns, with narrow irregular-margined 

 fronds, and a much-branched apex having lacerate tips. 

 VOL. II. 3 A 



