. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 136 [I'SI.âRHA. RHA.] Hist., vol. 6, p. 420, and (Jeo. Sur. Pa., vol. 2, p. 862, Coal Meas. nnmmularia, Giitbier, 1842, Abdrucke u. Verst. d. Zwick. Schwarzk. u. Seiner. Umgebungen, p. 43, and Coal Flora of Pa., p. 752, Coal Meas. obtusiloba, Brongniart, 1828, (Sphenop- teris obtusiloba,) Hist. d. Veg. Fobs., p. 204, and Coal Flora of Pa., p. 753, Coal Meas. pluckeneti, Scblotheini, 1820, (Vilicites pl


. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 136 [I'SI.âRHA. RHA.] Hist., vol. 6, p. 420, and (Jeo. Sur. Pa., vol. 2, p. 862, Coal Meas. nnmmularia, Giitbier, 1842, Abdrucke u. Verst. d. Zwick. Schwarzk. u. Seiner. Umgebungen, p. 43, and Coal Flora of Pa., p. 752, Coal Meas. obtusiloba, Brongniart, 1828, (Sphenop- teris obtusiloba,) Hist. d. Veg. Fobs., p. 204, and Coal Flora of Pa., p. 753, Coal Meas. pluckeneti, Scblotheini, 1820, (Vilicites pluckeneti,) Petrefaktenkunde, p. 410, and Coal Meas. polyphylla. Flora of Pa & ., p. 199, Coal Hutton, 1835, Soc, vol. 18, p, see 315, Devonian. Dendrograptus groMillimumf limus. princepB, Dawson, , Quar. Jour, Lindley (Splienopteris polyphylla,) Fohs. Flora, vol. 2, pi. 147, and Coal Flora of Pa., p. 218, Coal Meas. pnsilia, Les(iuereux, isr)4, ( Pecopteris pu- silla,) BoHt. .lour. Soc. Nat. Hist., vol. 6, p. 424, and Geo. .Sur. Pa., vol. 2, p. 8GH, Coal Meas. sheiiferi, Les(iucreux, 1858, (I'ecopteris sheaferi,) Catal. Potts. Ass'n, p. 11. and j Coal Flora of Paâ p. 194, Coal Meas. j siiiimani, Brongniart, 1828, (Pecopteris i siiliniani,) Hist. d. Veg. Fobs., p. 353, | and Coal Flora of Pa., p. 206, Coal Meas. spec'iosa, Lestjuereux, 1880, Coal Flora of Pa., p. 216, Coal Meas. spinulosa, Lesquereux, 1870, (Alethop- teris spinulosa,) Geo. Sur. 111., vol. "J, p. 396, Coal Meas, subcrenulata, Lesquereux, 1880, Coal Flora of Pa., p. 193, Coal Meas. subnervosa, Roenaer, V. A., 1860, Paleon- tographica, vol. 9, p. 192, and Coal Flora of Pa., p. 198, Coal Meas. trifoliata, Artis, 1825, (Filicitestrifoliatus,) Anted. Phytol., pi. 2, and Coal Flora of Pa., p. 217, Coal Meas. virginiana, Meek, 1875, (Cyclopteris vir- giniana,) Bull. I'hil. Soc. of Washington, p. 18, and Coal Flora of Pa., p. 217, Waverly Gr. PsiLoi'HYTON, Dawson, 1859, Quar. Jour. Geo. Soc, vol. 15


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