. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. I) ECHINODERMA TA. 677 H canallculatUH. iary radials 2 or Bswml and Bnm-. and the other two hexaponnl; second radials ({uadrangular; third radials pent- agonal, and bear on the upper slop- ing sides secondary radial''; regular inter- radials numerous; the first one large and resting between the short upper slojiing sides of the first radials; KiG. 1222. - Cyphocrl- it is followed, in the Zwo^rc^y^x. ''&
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. I) ECHINODERMA TA. 677 H canallculatUH. iary radials 2 or Bswml and Bnm-. and the other two hexaponnl; second radials ({uadrangular; third radials pent- agonal, and bear on the upper slop- ing sides secondary radial''; regular inter- radials numerous; the first one large and resting between the short upper slojiing sides of the first radials; KiG. 1222. - Cyphocrl- it is followed, in the Zwo^rc^y^x. ''"•" «f«"d ran«e by two plates, and by three plates in succee(ling ranges until they unite with the plates of the vault; inter- secondary radials present; first a/ygous plate large, truncates a subradiul, and is followed by three or four plates in each succeeding range, until they unite with the plates of the vault; vauli on- vex and covered with more or less nu- merous plane, convex, or spinous plates; a large spinous plate occupies the center of the vault, and the anal orifice, without any prominence, is on the azygous side of it. Type Cyph- ocrinuB gorbyi, described a^ the same place from the Niagara Gr. Delocbinus, Miller and Gurley, 1890, Jour. Cin. Soc. Nat. Hist., vol. 13, p. 9, and 10th Rep. Geo. Sur. Ind., p. ;}33. [Ety. deloty manifest; krinon, lily.] Calyx basin-shaped; arms broad, composed of a double series of interlocking plates; cblumn round; surface smooth or granu- lous; plates thick; basals 5, occupying a concavity and forming a cone in the interior; subradials 5, large, inflexed below the middle, regularly arched, and the upper ^art terminating in an acute angle; first radials wider than high, truncated above and separated from the second radial on the outer face by a gaping suture, but immediately within, a straight crenated ridge extends from one outer angle of the plates to the other, having a furrow on each side so. Please note that t
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Keywords: ., boo, bookcentury1800, booksubjectgeology, booksubjectpaleontology
