201 



DiCT. 



Dictyophytum 



? New species. C. E. Hall, Ms. Rt. on 



Carll's collections of 1875. See Cat. of Specimens O, p. 148, 

 3314, in argill. SS. from Nelson farm, 3 m. N. W. of Pleasant- 

 ville, Venango Co., Pa. — Bedford shale. /X.^ — Spec. 856-7, a 

 fragment two inches long, is in Sherwood's coll. at Mixtown, 

 Tioga Co. (00, p. 236) from upper Chemung^ VIII g, 



Dictyopteris obliqua. (Bunbury, Coal Formation of Cape 



Breton, Q. J. G. 8. 

 Vol. 3, plate 22, 2 ; 

 Lesquereux, G e o 1 . 

 Penn., 1858, page 861, 

 plate 8, fig. 6 ; Geol. 

 Rt. Arkansas, plate 

 5, fig. 10 ; Report P, 

 Coal Flora of Penn, 

 and U. S., 1880, p. 

 146, plate 23, figs. 4 

 to 6). Collett's In- 

 diana Rt., 1883, page 55, plate 11, fig. 

 3. — XIII Coal measures ; remarkable 

 for its great range and long life, as it is 

 found from Sub-Conglomerate up to 

 Pittsburgh and St. Clairville coal beds ; 

 ^' ' ^ and everywhere in all our coal fields ; 

 so abundant in a bed at Treverton, Pa., that it makes it a mere 

 mat of leaves; Salem vein, Pottsville; rare in Arkansas; fre- 

 quent in Mazon creek nodules; also at Cannelton ; Pittston ; 

 Wilkes-Barre ; in Rhode Island &c. Lesq. — XI to XV. 



Dictyopteris rubella. (Lesquereux. Coal Flora, page 145, 



plate 23, figs. 7 to 10 ; Geol. 

 Rt. Illinois, Vol. 4, pi. 7, fig. 2 

 to 6.) Collett's Ind., 1883, page 

 55, plate 11, fig. 4. — Low coal at 

 "p^Q // •// Murphreysboro'. Lesquereux. 



— XIH 



Dictyopteris scheuchzeri. Hoffm. In Roem. Pflauz. 

 Hartze, Pal. IX, pi. 32, f. 1, Lesquereux's x\dditions to Coal 

 Flora, 1884, P, p. 832. One specimen from Port Griffith ; the 

 other from Penn. Anthracite C. Co.'s mine at Moosic, Lack- 

 awanna County, Pa. — XIII 



'Lesq, /85'8 





