. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. KRI—BUC] ECHINODERMA TA. 248 binate or eubglobose, vault exceeding the calyx in size; basals 3, forming a wide rim; primary radials 3x5; arm openings 12 to 22; arms simple or com- pound, long, flattened in the upper portions; iuterradials 1 to 3; azygous interradials, 8 or more; tube or pro- boscis excentric and extending beyond the infolding arms; column round. Type E. magniflcu!). fldultus, Waciismuth & Spri
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. KRI—BUC] ECHINODERMA TA. 248 binate or eubglobose, vault exceeding the calyx in size; basals 3, forming a wide rim; primary radials 3x5; arm openings 12 to 22; arms simple or com- pound, long, flattened in the upper portions; iuterradials 1 to 3; azygous interradials, 8 or more; tube or pro- boscis excentric and extending beyond the infolding arms; column round. Type E. magniflcu!). fldultus, Waciismuth & Springer, 1881, Proc, Acad. Nat. Sci. Phil., p. 349, Keokuk Gr. attenuatus, Hall, 1861, (Actinocrinus ma- tnta var. attenuatus,) Desc. New Crin., p. 14, Burlington Gr. calyculoides, Hall, 1860, (Actinocrinus calyi'uloides,) Supp. to Geo. Sur. Iowa, p. 17, Burlington Gr. rarica, Hall, 1861, (Actinocrinus carica,) Desc. New Grin., p. 10, Burlington Gr. olio, Hall, 1861, (Actinocrinus dlo,) Desc. New Crinoidea, p. 1, and Bost. Jour. Nat. Hist., vol. 7, p. 262, Burling- ton Gr. cloelia. Hall, 1861, (Actinocrinus clojlia,) Dt-sc. New Crinoidea, p. 1, and Bost. Jour. Nat. Hist., vol. 7, p. 266, Burling- ton Gr. corbulis. Hall, 1861, (Actinocrinus coi- bulis,) Desc. New Crin., p. 1, and Bost. Jour. Nat. Hist., vol. 7, p. 265, Burling- ton Gr. coronatus, Hall, 1860, (Actinocrinus coro- natus,) Sopp. Geo. Sur. Iowa, p. 28, Burlington Gr. gemmiformis. Hall, 1860, (Actinocrinus gemmiformis,) Supp. Geo. Sur. Iowa, p. 23, Burlington Gr. intermedins, Wachsmuth & Springer, 1S81, Proc. Acad. Nat. Soi., p. 348, Keokuk Gr. iconincki, Shumard, 1855, ( A «^ t i n o c r i n u 8 kon- incki,) Geo. Sur. Mo., p. 194, Bnriinaton Gr. leucosia. Hall, 1861, (Ac- tinocrinus leucowia,) Desc. New Crin., p. 1, and Bost. Jour. Nat. Hist., vol. 7, p. 261, Burlington Gr. maghiticus, Lyon & Cas- sedav, 1859, Am. Jour. Sci. and Arts, vol. 28. p. 241, Keokuk Gr. , HhII, 1861, (Actinocrintis matuta,
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Keywords: ., boo, bookcentury1800, booksubjectgeology, booksubjectpaleontology
