. Carnegie Institution of Washington publication. Osteopygis borealis (Wieland). Plate :(>, fig. 3; text-tins. 163-171. HI Osteopygis sopita,CoPE, Proc. Acad. Nat. Sci. Phila. 1868, p. 147; , 1875, p. 258.— Hay, Bibliog. and Cat. Foss. Vert. N. A., 1902, p. 441. Propleura sopita, Cope, Cook's Geol. New Jersey, 1868 (1869), p. 735; Arm r. Naturalist, HI, 1869, p. 88; Kxt. Batrach., Kept., Aves N. A., 1869, pp. 140, 2j5, p- vii, figs. 4-7, text-fig. 39. Propleura hot-rails, Wieland, Amer. Jour. Sci., (4) xvil, 1004. p. 129, pi. ix; ibid, win, 1904, p. 190


. Carnegie Institution of Washington publication. Osteopygis borealis (Wieland). Plate :(>, fig. 3; text-tins. 163-171. HI Osteopygis sopita,CoPE, Proc. Acad. Nat. Sci. Phila. 1868, p. 147; , 1875, p. 258.— Hay, Bibliog. and Cat. Foss. Vert. N. A., 1902, p. 441. Propleura sopita, Cope, Cook's Geol. New Jersey, 1868 (1869), p. 735; Arm r. Naturalist, HI, 1869, p. 88; Kxt. Batrach., Kept., Aves N. A., 1869, pp. 140, 2j5, p- vii, figs. 4-7, text-fig. 39. Propleura hot-rails, Wieland, Amer. Jour. Sci., (4) xvil, 1004. p. 129, pi. ix; ibid, win, 1904, p. 190, fig. 4- Under Osteopygis sopitus the writer has presented his reasons for concluding that Cope erred when he referred to that species the specimen of Osteopygis which he described in his Extinct Batrachia, p. 140, plate vii, figs. 4-7. The type of Wieland's Propleura borealis is No. 778 of the Marsh collection, in the Yale University museum. It was obtained in 1870, from the upper bed of greensand, near Horners-. FlG. 163.—Osteopygis borealis. The humerus, and parts of carapace, plastron and pelvis. Xj. c. p. i, z, etc., costal plates; hum, humerus; hyo, hyoplastron; hypo, hypoplastron; il, ilium; Isck, ischium; ,11,2., first and second neurals; , nuchal plate; pub, pubis; xiph, >:iphiplastron. 1, 2, 3, etc., right and left peripherals. town, Monmouth County, New fersey. lr furnishes the nuchal and the first and the second neural; the second, third, fifth, sixth, and seventh right peripherals; the first, second, third, fifth, and sixth left peripherals; the hist, second, fourth, and fifth right costals; the first and second left costals; the right hyoplastron and hypoplastron; both xiphiplastra; the left humerus: the left pubis and ilium; and both ilia. These bones are in a fine state oi Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance


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