. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. TBI.] PLANTS. 147 candagnlli,) Geo. Rep. 3d Dist. N. Y., [>. 128, Devonian, letti, Lfpquert'ux, 1870, (Chondrit»» colletti,) Geo. Sur. 111., vol. 4, p. 379, Coal Meas. crassns, HmI!, 1863, (Spirophyton eras- sum,) 16 Rep. N. Y. St. Mus. Nat. Hist., p. 83, Waverly Gr. inarginatus, Lesquereux, 1866, (Cauler- pitesmarginatus,) Trans. Am. Phil. Soc, vol. 13, p. 314, oubcarb. retortus, Vanuxem, 1842, (Retort fucoid,
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. TBI.] PLANTS. 147 candagnlli,) Geo. Rep. 3d Dist. N. Y., [>. 128, Devonian, letti, Lfpquert'ux, 1870, (Chondrit»» colletti,) Geo. Sur. 111., vol. 4, p. 379, Coal Meas. crassns, HmI!, 1863, (Spirophyton eras- sum,) 16 Rep. N. Y. St. Mus. Nat. Hist., p. 83, Waverly Gr. inarginatus, Lesquereux, 1866, (Cauler- pitesmarginatus,) Trans. Am. Phil. Soc, vol. 13, p. 314, oubcarb. retortus, Vanuxem, 1842, (Retort fucoid,) Geo. Rep. 3d Dist., N. Y., p. 176, PortajJH Gr. typus, Hall, 18t)3, (Spirophyton typus,) 16 Rep. N. Y. St. Mus. Nat. Hist., p. 80, Ham. or Chemung; Gr, , Vanuxem, 1842, (Fucoides velum,) Geo. Rep. 3d Dist. N. Y., p. 176, Ham. Gr. Triciiomanites, Ga'ppert, 1836, Syst. Filic. Fobs. [Ety. from the plant I'richo- manes.'] This genus is only known in America by fragments of slender pin- nules attached to long petioles, which are of <loubtful jteneric affinity, filicula, Dawson, 1863, Quar. Jour. Geo. Soc., vol. 19, p. 464, Devonian. Tbichophvcus, Miller & Dyer, 1878, Jour. Cin. Soc. Nat. Hist., vol. 1, p. 24. [Ety. trickos, hair; phukos, sea-weed.] SimjMe branching stems havirt; markings as if by the folding down of tii^^ments. Type T. lanosum. lanosum. Miller & Dyer, 1878,Jour, Cin. Hist., vol. 1, p. 24, Hud. Riv. Gr. sulcatum. Miller & Dyer, 1878, Cont. to Pal., No. 2, p. 4, Hud. Riv. Gr. venosum, S. A. Miller, 1879, Jour. Cin. Soc. Nat. Hist., vol. 2, p. 112, Hud, Riv. Gr. Trioonocarpum, Brongniart, 1828, Prodr. d. Hist. Veg. Foss., p. 137. [Ety. trigon, triangle; karpos, fruit.] Fruits ovoid, compressed UK the base point of insertion, three or ?.\\. costate, the ribs more distinct and prominent toward the base, sometimes disappearing above; apex pitted by a small, round or triqnetre mammillate cavity. Type T. parkinsoni. iul;insi, Lesquereux,
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