Neur. 



452 



iPii^B^ 4, 



^- ' piiiill^Bttiigi*! 



iligipP 



&. ^r 



auriculata^ Brgt., but has a thick middle nerve and peculiar 

 outline to its upper leaflet, the same in all specimens. Also, 

 Coal Flora, 1880, p. 94, pi. 9, figs. 1 to 6. Its form is variable, 

 but its venation constant and strongly marked, always clear 

 and distinct. — XIII. Locally very abundant, as at Oliphant, 

 Wilkesbarre, Pittston, Carbondale. Mr. Lacoe has a large 

 slab covered with fragments, and a part of a frond H feet 

 long, many of its pinnules bearing the supposed fruit. Species 

 rare in western coal fields ; many at Cannelton ; none in Ohio; 

 some in Mazon creek nodules, 111.; one spec, from Missouri. 

 — This plant crowds the roof shale of the Fulton- Cooh coal 

 {B) in the Ocean mine tunnel, Shoup's run. Broad Top, Hunt- 

 ingdon Co., Pa. (I. C. White, T3, p. 278, 319.)— X///. Recog- 

 nized by Lacoe among the species collected by Mr. Koch, 

 July, 1889, in a Tipton run bed, Blair Co., Pa., which I 

 assign to the Pocono formation.^ X, — {See iig. on p. 4^3.) 



Neuropteris cordata (after Bunbury). Dawson's Acad. 



Geol. 1868, page 447, 



fig 166 B, Nova 



Scotia Coal nieas- 



XIII 



ures. 



