. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 172 CCELENTEHATA, [ANr,- Ai'r, thopliyllutn Blinnmrdi,) Pol. Fohb. Terr. Pal., p. 370, Niagara Gr. uniformiH, Hull, IHH:;, Fobs. Coraln Nltk^ara & V>\>. Held. (irH., p. 11, and .%th Rep. N. Y. Ht. MuH. Nat. Hist., p. 415, Niag- ara Gr. yandelli, Kdwards iVt Hainie, 1851, Pol. FoHH. d. Terr, Pal., j). 344. Up. Held. Gr. zaplirentiformiH, White, 1876, Gec». of Uinta MoiintainH, p. 107, and Cont. to Pal. No


. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 172 CCELENTEHATA, [ANr,- Ai'r, thopliyllutn Blinnmrdi,) Pol. Fohb. Terr. Pal., p. 370, Niagara Gr. uniformiH, Hull, IHH:;, Fobs. Coraln Nltk^ara & V>\>. Held. (irH., p. 11, and .%th Rep. N. Y. Ht. MuH. Nat. Hist., p. 415, Niag- ara Gr. yandelli, Kdwards iVt Hainie, 1851, Pol. FoHH. d. Terr, Pal., j). 344. Up. Held. Gr. zaplirentiformiH, White, 1876, Gec». of Uinta MoiintainH, p. 107, and Cont. to Pal. No. «, p. 120, Low. Aubrey Gr. Anihoi', KdwardH «i Hainie, 1851, Pol. Fobs. d. Terr. Pal., p. 351. [Kty. tiniHOH, unequal; phyllun, leaf.] Distin- guinhed from Zaphrentis by the great de- velopment of tbree primary septa, one of which faci'H the septal fosHtila; thix fos- sulu extends to the center of the visceral chamber, and there ceases to bo dis- tinct from the bottom of the calycle. Ty|)e A. agassizi. agassi/j, Kdwurds & Haime, 1851, Pol. FosH. d. Terr. Pal., p. 351, Low. Helil. Gr. bilamellatiim, Hall, 1882, Fosh. Corals Niagara and Up. Held. Grs., p. 9, and 36th Hep. N. Y. St. Mus. Nat. Hist., p. 413, Niagara Gr. trifurcatum. Hall, 1882, Fobs. Corals Niagara and Up. Held. Grs., p. 9, and 12th Rep. Ind. Geol. it Nat. Hist., p. 273, Niagara Gr. unilargum, Hall, 1882, Foss. Corals Niagara and Up. Held. Grs., p. 8, and 12th Rep. Ind. Geol. ik Nat. Hist., p. 272, Niagara Gr. Anthophyllum, Schweigger, 1820, Haiidb. der, Naturg., p. 417, Not a Palffiozoic genus. denticulatum, Goldfuss, 182fi, Petref. Germ., p. 46, Niagara Gr. Not determined. expansum, Owen, 1840, Rep. on Mineral Lands, p. 69. Not defined so as to be recognized. Abaciinophyllum, Dana, 1848, Zoophytes U. S. Expl. Exped., vol. 8, p. 360. [Ety. arachnf, spider; phyllon, leaf.] Massive, encrusting, having obtusely defined polygonal scars, with a depressed, flat- tened center, in which the septa meet;


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Keywords: ., boo, bookcentury1800, booksubjectgeology, booksubjectpaleontology