. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 158, Riv. KiQ. K.'>1.—Modlolopsts capux. concentrica. Hall & Whitfield, 1872, Ohio Pal., vol. 2, p. 86, Hud. Riv. Gr. curta. Hall, 1847, Pal. N. Y., vol. 1, p. 297, Hud. Riv. Gr. dicteus. Hall, 1867, 20th Rep. N. Y. Mus. Nat. Hist., p. 385, Niagara Gr. (?) dubia. Hall, 1859, Pal. N. Y., vol. 3, p. 264, Low. Held. Gr. exilis, Billings, 1874, Pal. Foss., vol. 2, p. 132, Up. sn. faba, Emmons, 1842, Gef). Rep.
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 158, Riv. KiQ. K.'>1.—Modlolopsts capux. concentrica. Hall & Whitfield, 1872, Ohio Pal., vol. 2, p. 86, Hud. Riv. Gr. curta. Hall, 1847, Pal. N. Y., vol. 1, p. 297, Hud. Riv. Gr. dicteus. Hall, 1867, 20th Rep. N. Y. Mus. Nat. Hist., p. 385, Niagara Gr. (?) dubia. Hall, 1859, Pal. N. Y., vol. 3, p. 264, Low. Held. Gr. exilis, Billings, 1874, Pal. Foss., vol. 2, p. 132, Up. sn. faba, Emmons, 1842, Gef). Rep. 2d Dist. N. Y., p. 395, and Pal. N. Y., vol. 1, p. Black Riv., Trenton, and Hud. Gra. faberi, n. sp. Shell elon- gate, nearly twice as long as high; be- low the aver- age size of species in this genus; broadest be- hind the middle, and much contracted in front of the beaks; hinge-line nearly straight from the anterior end to the middle; it then becomes arcuate to near the posterior end, which is abruptly rounded; basal line slightly sinuate at the anterior third from the cincture, di- rected downward and backward from the anterior part of the umbo; beaks. Pig. 852.—Modiolopsls faberi Jjeft valve. Strong, pro hinge-lineV^ and gradu-" ally defin- ing towsrd the postero- basal line; anterior muscular impression Fio. Nr)3.—Mo<liolopNU fiii„.ri verv larae Canllnol view, nIiowihk very mrge, greatext tJiickiiew of circular, toward t lie poHterlor deep, and situate at the anterior end, in front of and below the beaks; dorsnl lit'iimcnt very large. Distinguished .VI, con. centrica in its general outline, more elongate form, more prominent Ixakn. and higher and more angular umhoncH. Hud. Riv. Gr., at Cincinnati, 0. Tlie specimen figured Ih from the collection of Cliaries Faber. gcsneri, Billings, 18()2, I'ul. Foss , vol. 1, p. 43, Tren- ton and Black Kiv. (IrH. latu»y see Cypricnnlites latus. maia, Billings, 1862, \\\\. Fobs., vol. 1, p. 44, Tren- ton Gr.
Size: 2217px × 1127px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., boo, bookcentury1800, booksubjectgeology, booksubjectpaleontology
