. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. Fig. 867.—Mero- crinus curtU8. obliquely from left to right; azygrnis plate 1, resting upon the larger baml; column round. Type M. forln. BanuB. konincki. Hall, 1860, Supp. to (jt-o. Sur. Iowa, p. 69, Burlington Gr. BcituluB, Hall, 1861, Desc. New ("ri- noidea, p. 9, Burlington Gr. Myelodactylus, Hall, 1852, Pal. N. Y., vol. 2, p. 191. [Ety. myfli,),^ the inside pith; daclylut, fltinci] Body consisting of a c
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. Fig. 867.—Mero- crinus curtU8. obliquely from left to right; azygrnis plate 1, resting upon the larger baml; column round. Type M. forln. BanuB. konincki. Hall, 1860, Supp. to (jt-o. Sur. Iowa, p. 69, Burlington Gr. BcituluB, Hall, 1861, Desc. New ("ri- noidea, p. 9, Burlington Gr. Myelodactylus, Hall, 1852, Pal. N. Y., vol. 2, p. 191. [Ety. myfli,),^ the inside pith; daclylut, fltinci] Body consisting of a coil rolhd, in the same plane, with finger-like processes, from each coil, over- lapping the next inner one; coil iiiid procesBes perforated so as to form cini- necting channels. Type M. convolutiis, brachiatuH, Hall, 1852, Pal. N. Y., vol. i', p. 232, Niagara i'm)> Fiu. 868.—Myelodactylus brldgportenslH. bridgportensis, S. A. Miller, 1880, Jour. Cin. Soc. Nat. Hist., vol. 3, p. 141, M- agara Gr. convolutusj Hall, 1852, Pal. N. Y., vol. '>, p. 192, Niagara Gr. Myrtillocrinub, Sandberger, 1856, Verst. der Rhein. Schi. Svst. in Nat-Haii. [Ety. myrlillus, myrtle; krinon, lily.] Body subglobose or ovoid; basals o; subradials 5; radials 1x5; dome con- sisting of 6 plates alternating with tlie radials; arms 5; columnar canal, quad- rangular. Type M. elongatns. americanus. Hall, 1862, 15th Rep. N. Y. St. Mus. Nat. Hist., App. C, p. 114, Up. Held. Gr. Nematocrinug, Meek & Worthen, 1866, Proc. Acad. Nai. Sci. Phil., p. 251, syn. for CatillocrinuB. NiPTERocRiNus, Wachsmuth, 1868, Proc. Acad. Nat. Sci. Phil., p. 341. [Ety. nipter, washing vessel; krinon, lily.] Calyx basin-Bfaaped; basals 3, nearly hidden by the column; subradials 1x5; radials 3 or 4x5, the first one very large; arms bifurcating; column round. Type N. wachsmuthi. arboreus, Worthen, 1863, Geo. Sur. 111., vol. 5, p. 436, Burlington Gr. wachsmuthi. Meek & Worthen, IStiS, Proc. Acad. Nat. Sci. Phil.,
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