PSEU. 



800 



Pseudopecopteris muricata {Pecopteris muricaiaBrong' 



niart Hist. V. F. pi. 97. 

 Pecopteris laciniata. LI. 

 and Hutton, plate 122. 

 Alethopteris muricata^ 

 Goepp. also Lesquereux, 

 Geol. Pa., 1858; Illinois 

 Report 4.) Coal Flora 

 of Pa., 1880, page 203, 

 _ ?l 12 plate 37, fig. 2. Collett's 



Indiana Rt. 1883, plate 12, fig. 3, 3 ^. Rarely in large frag- 

 ments. Very fine specimens from Black Vein, Alabama. A 

 few from Sharp Mountain tunnel at Potts ville. Some in 

 Mazon Creek nodules, 111. More in coal shale, Rhode Island. 

 Not seen at Cannelton, W. Pa., nor at Pittston, Luzerne Co., 

 Pa. Lesq. XIL XIIL 



Pseudopecopteris nervosa, Lesq. {Pecopteris nervosay 

 Brgt. ; Alethopteris nervosa^ Geol. Pa., 1868, p. 865, pi. 18, fig. 

 3; Geol. 111. Vol. 2, p. 442; Pecopteris sauveurii, Brgt.) Coal 

 Flora, Vol. 1, p. 197, pi. 34, figs. 1, 2, 3. Abundant in the coal 

 beds of the Pottsville conglomerate (Helena and Black veins), 

 Alabama ; also splendid specimens in Lacoe's cabinet at Pitts- 

 ton, Pa., found in black shale hase of conglomerate ; also at 

 Oliphant. Rare in the coal at Cannelton, Beaver Co., Pa., and 

 rare in the low Illinois Murphysborough coal. Found by I. C. 

 White in the Cook (Fulton) coal roof at Old Barnet mine, 

 Broad Top, Huntingdon Co., Pa. (T3,315). Recognized by Lacoe 

 in Koch's collections from coal shales at Tipton Run mines, 

 Blair Co., Pa. (1889), which I assign to the Pocono formation, 

 Xy XI ^ XII, XIII {See figure under Alethopteris nervosa 

 above.) 



Pseudopecopteris newberryi, {Sphenopteris newherryi^ 

 Lesq. Geol. Pa., 1858, p. 862, pi. 9, f. 4; found by a miner in the 

 ^' upper red ash vein somewhere about Summit mine east end 

 of South Anthracite basin. Pa. Very remarkable for its pecu- 

 liar mode of branching; of as doubtful relationship as is S. 

 lesquereuxii ; Probably the same as Pecopteris newberryi; 

 Lesq. Geol. Illinois, Vol. 2, p. 443 ; small specimen at Mazon 

 Creek. Also specimen from Wilkes Barre in Mus. C. Zool. 

 Cambridge, Mass. ; also Oliphant Vein No. 1. XIII 



