. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. MN] h liRACHlOPODA. 349 i'lnispherica, Sowerby, 1839, (itrypa liemiapherira,) Murch. Sil. Syst., p. 639, and Pal. N. Y., vol. 2, p. 74, Clin- ton Gr. imhricatn, see Trematospira imbricata. intermedia, HnW, 1860, Can. Nat. and Geo., vol. 5, p. 144, Up. Sil. |ilanoconvexa. Hall, 1852, (Atrypa plano- convexa,) Pal. N. Y., vol. 2, p. 75, Clin- ton (Jr. pinpriit, Hall, syn. for L. ttabellites. LisouLA, Brujtuiere, 1792
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. MN] h liRACHlOPODA. 349 i'lnispherica, Sowerby, 1839, (itrypa liemiapherira,) Murch. Sil. Syst., p. 639, and Pal. N. Y., vol. 2, p. 74, Clin- ton Gr. imhricatn, see Trematospira imbricata. intermedia, HnW, 1860, Can. Nat. and Geo., vol. 5, p. 144, Up. Sil. |ilanoconvexa. Hall, 1852, (Atrypa plano- convexa,) Pal. N. Y., vol. 2, p. 75, Clin- ton (Jr. pinpriit, Hall, syn. for L. ttabellites. LisouLA, Brujtuiere, 1792, Ent-yi'. Meth., tab. 250. [Ety. lingula, a little tongue.] Shell obloitg or ovoid, (lopressed, thin, gaping lit each end, rounded or aiibtruncate in front, pointed at the beakB, (^nnsisting of alternate lihrous, corneous, and tu- bular testaceous, phos- phatio laminae; valves convex, held together by the action of muscles, beak of ventral valve more pointed and promi- nent than tbe other; surface smooth or con- centrically lined; pt- (luncle long, thick, cylin- alveata. Hall, 1863, 16th Rep. N. Y. St. Mus. Nat. Hist., p. 23, and Pal. N. Y., vol. 4, p. 12, Ham. Gr. ampla, Owen, 1852, Geo. Sur. Wis., Iowa, and Minn., p. 583, Potsdam Gr. antiqua, Emmons, 1842, Geo. Rep. N. Y., p. 238, and Pal. N. Y,, vol. 1, p. 3, Pots- dam Gr. antiquata, Emmons, 1856, Am. Geol., p. 202, Pot8<lani Gr. artemis, Billings, 1874, Pal. Foss., vol. 2, p. 14, passage beds between Up. Sil. and Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Miller, S. A. (Samuel Almond), 1836-1897. Cincinnati : [s. n. ]
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