Plant. 658 



Plants in the Mountain Sand of the ^ Venango oil region — 

 Catalogue of specimens in Cabinet O, 3266, coally casts of 

 plants in white sandstone ^ m. N. E. of Titusville ; 3271, ditto 

 west of Oil City ; remains in sandstone, Guild farm, 3| m. N. 

 W. of Pleasantville ; 8296, stems in gray sandetone {Pithole 

 or Berea grit. Third Mountain sand) Snodgrass run, James- 

 town lower quarry, Crawford Co. ; 3312 impressions on arg. 

 sandstone, Nelson farm; 3867 ditto, en brown sandstone 

 quarry north of Warren ; 3368 ditto, grey sandstone, ditto; 

 3372, stems in reddish sandstone, east of Conewago ; O 2, 

 8699, impressions on black coal slate, 20' above the bottom of 

 PoGono formation, Cameron Co., Ellicott's run.— In Bedford 

 Co. stems, in great numbers (occasionally whole casts, usually 

 casts of interiors in sand coated with coal, often replaced by 

 pyrites, occasionally in brown hematite ore), bed No. 3 of the 

 Yellow Cr. section, 900' beneath Mauch Chunk red shale, T2, 

 p. 224.— In the Westmoreland Co. gaps, plant stuff, and thin 

 films of coal in shale partings in Pocono^ K3, p. 54. — X. 



Plants in Pocono Sandstone ? Imperfect impressions in bed 

 No. 4 of the Morrison section, Ligonier Valley, Fayette Co. 

 Pa., in the gap of the Youghiogheny through Laurel Hill ; K3, 

 p. 78, 79. — X? — Carbonized plants numerous in the Subolean 

 conglomerate at Adamsville ; under Christy's ore; and in the 

 Jamestown section; CarlPs Rt. Ill, p. 51, 53. 54,— X — Speci- 

 mens in the Cabinet : 2846, 2847, stems in coarse sandstone 

 from Carll farm, Venango; O 2878, in reddish shale from Has- 

 kill well, Venango ; O 2927, in coarse sandstone on Ware farm. 

 Warren ; O 2934, in shale, Henderson farm, Warren; O 2936, 

 yellow clay sandstone, Parker farm, Crawford. O 2948, in 

 sandstone, Hooker's farm, Venango. 2964, gray sandstone, Mc- 

 Gee run, Venango. O 3036, brown sandstone, Tubbs farm. — X 



Plants in Mauch Chunk formation. Stems in gray con- 

 glomeritic sandstone (bed No. 16 of the Hyndman section, 

 345' beneath the Conglomerate) on Will's creek in Bedford 

 Co. Pa. ; T2, p. 101.— X/ (Xf ) 



Plants in Pottsville conglomerate. Plant bed at bottom of 

 XII^ in floor of Yorkston coal bed, Wyoming county, G7, 39. 

 43. — Specimens in Cabinet, Cat. O, 3070, 3071, stems in gray 

 sandstone at Parker's, Armstrong; 3168, plants and fish in 

 Snodgrass' quarry near Jamestown (Report III, p. 56); 3187, 



