. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. CLl.] LAMELLIBRANCHIA TA. 471 tocardia ft leavenworthensia, Meek & Hayden, 1858, (Allorisma leaven worthense,) Proc. Acad. Nat. Sci. Phil., p. 263, and Pal. Up. Mo., p. 43, Coal Meas. maria, Worthen, 1882, Bull. No. 1. 111. St. Mu8. Nat. Hist., p. 39, and Geo. Sur. 111., vol. 7, p. 319, Up. Coal Meas. minnebaha. Swallow, 1858, (Allorisma (?) Minnehaha,) Tranii. St. Louis Acad. Sci, vol. 1, p. 194, and
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. CLl.] LAMELLIBRANCHIA TA. 471 tocardia ft leavenworthensia, Meek & Hayden, 1858, (Allorisma leaven worthense,) Proc. Acad. Nat. Sci. Phil., p. 263, and Pal. Up. Mo., p. 43, Coal Meas. maria, Worthen, 1882, Bull. No. 1. 111. St. Mu8. Nat. Hist., p. 39, and Geo. Sur. 111., vol. 7, p. 319, Up. Coal Meas. minnebaha. Swallow, 1858, (Allorisma (?) Minnehaha,) Tranii. St. Louis Acad. Sci, vol. 1, p. 194, and Geo. Sur. 111., vol. 5, p. 588j Coal Meas. rliomboidea, Mbek <& Worthen, 1865, Pf 00. Acad. Nat. Sci. Phil., 250, and Geo. Sur. 111., vol. 5, p. 540, St. Louis Gr. CiMiTARiA, Hall, 1870, Prelim. Notice Lam. Shells, p. 66. [Ety. from resemblance to a cimiter.] Equi- valve, transversely elongated; valves depressed, with an antero-mesial con- striction; beaks in- curved ; cardinal line recurved; escutch- eon and luiiule; liga- ment external; sur- face concentrically lined. Type C. re- curva. ingulata. Hall, 1885, Pal. N. Y., vol. 5, p. 468, Chemung Gr. corrugata, Conrad, 1842, (Cypricardites corrugatus,) Jour. Acad. Nat. Sci., vol. 8, p. 244, and Pal. N. Y., vol. 5, pi. 77, figs. 1-4, Ham. 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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