New Species of Fossil Plants. 421 
superior ones confluent; terminal leaflet large, rounded or 
lobate, angular, obtuse; nerves entirely obsolete ; surface 
covered with small shining scales ? 
Genus HYMENOPHYLLITES. Göpp. 
42. Hymenopnyiurres rurcatus? Gópp. Frond tripinna- 
tifid ; common rachis subulate, with its divisions nearly per- 
pendicular; pinnules oblique, deeply pinnatifid ; lobes bitri- 
fid; the inferior ones nearly pinnately divided, with the 
divisions linear, lanceolate, oblique, plain, and slightly acute 
or truncate. It differs by the divisions being slightly trun- 
cate, (an species propria). 
- Hymenopnyiirres HinpnETI (spec. nov.) Frond 
bipinnate ; secondary pinne lanceolate, open, alternate, the 
inferior bipinnately, the superior pinnately divided ; divisions 
linear, acute, 
44. Hymenopuyiurres caPrLLARISs (spec. nov.). Differs 
from the former by its very narrow and longer divisions. 
Genus PACHYPHYLLUM. Lesqx. 
Frond large, thick, l „broadly oval or lanceolate 
in outline, either pinnately or irregularly lobed ; radical or 
borne ona thick rachis? divisions short, lanceolate, obtuse, or 
long linear-flexuous ; nerves thick, compound and. parallel near 
the base, separating above and solitary in each division, or 
disappearing totally. 
45. PACHYPHYLLUM FIMBRIATUM (spec. nov.). Frond large, 
pinnate; pinnules sessile, distant, oblique, pinnately divided ; 
. divisions lanceolate, acute, short, fringed on the slightly re- 
curved margins ; nerves pinnately branching ; nervules simple 
in each division. i 
46. PaACHYPHYLLUM AFFINE (spec. nov.). Differs from the 
former only by the flattened and entirely smooth margins of 
- the divisions. TT 
41. PacHYPHYLLUM HIRSUTUM (spec. nov.). Frond bipin- 
