ERI. EUC.] 



ECHINODERMA TA. 



243 



binate or subglobose, vault exceeding 

 the calyx in size ; basals 3, forming a 

 wide riin ; primary radials 3x5; arm 

 openings 12 to 22 ; arms simple or com- 

 pound, long, flattened in the upper 

 portions; iuterradials 1 to 3; azygous 

 intenadials, 8 or more; tube or pro- 

 boscis acentric and extending beyond 

 the infolding arms; column round. 

 Type E. magnificus. 



adu'ltus. Wachsmuth & Springer, 1881, 

 Proe. Arad. Nat. Sci. Phil., p. 349, 

 Keokuk Gr. 



attenuatus, Hall, 1861, (Actinocrinus ma- 

 tuta var. attenuatus,) Desc. New Crin., 

 p. 14, Burlington Gr. 



calyculoides, Hall, 1860, (Actinocrinus 

 calyculoides,) Supp. to Geo. Sur. Iowa, 

 p. 17, Burlington Gr. 



carica, Hall, 1861, (Actinocrinus carica,) 

 Desc. New Crin.. p. 10, Builington Gr. 

 clio, Hall, 1861, (Actinocrinus clio,) Desc. 

 New Crinoidea, p. 1, and Bost. Jour. 

 Nat. Hist., vol. 7, p. 262, Burling- 

 ton Gr. 



cloelia, Hall, 1861, (Actinocrinus clcelia,) 

 Drsc. New Crinoidea, p. 1, and Bost. 

 Jour. Nat. Hist, vol. 7, p. 266, Burling- 

 ton Gr. 



corbnlis, Hall, 1861, (Actinocrinus cor- 

 bulis,) Desc. New Crin., p. 1, and Bost. 

 Jour. Nat. Hist., vol. 7, p. 265, Burling- 

 ton Gr. 



coronatus, Hall, 1860, (Actinocrinus coro- 

 natus.) Supp. Geo. Sur. Iowa, p. 28, 

 Burlington Gr. 



gemmiformis, Hall, 1860, (Actinocrinus 

 gemmiformis,) Supp. Geo. Sur. Iowa, 

 p. 23, Burlington br. 



intermedius, Wachsmuth 

 & Springer, 1881, Proc. 

 Acad. Nat. Sci., p. 348, 

 Keokuk Gr. 



konincki, Sliumard, 1855, 

 ( Actinocrinus kon- 

 incki,) Geo. Sur. Mo., 

 p. 194, Burlington Gr. 

 leucosia. Hall, 1861, (Ac- 

 tinocrinus leucosia,) 

 Desc. New Crin., p. 1, 

 and Bust. Jour. Nat. 

 Hist., vol. 7, p. 261, 

 Burlington Gr. 

 mHgnin'cus, Lyon & Gas- 

 seday, 1859, Am. Jour. Sci. and Arts, 

 vol. 28. p. 241, Keokuk Gr. 

 matuta, ILdl, 1861, (Actinocrinus matuta,) 

 Desc. New Crinoidea, p. 14, Burling- 

 ton Gr. 



mntuta var. attenuate, see E. attenuatus. 

 neglectus, Meek & Worthen, 1869, (Bato- 

 crinus neglectus,) Proc. Acad. Nat. 

 Sci., ]>. 355, and GPO. Sur. 111., vol. 5. 

 p. 377, Burlington Gr. 

 originarius, Wachsmuth & Springer, 1881, 

 Proc. Acad. Nat. Sci.. p. 348, K< okuk Gr. 

 ramulosus, Hall, 1858, (Actinocrinus ram- 

 ulosns,) Geo. Sur. Iowa, p. 615, Keo- 

 kuk Gr. 



Fio. 298. 



Eretinocrinus 



kouiucki. 



[Et 

 Cal 



remibrachiatus, Hall, 1861, (Actinocrinus 

 remibiachiatus,) Desc. New Crinoidea, 

 p. 11, Burlington Gr. 

 varsouviensis, Worthen, 

 1882, Bull. No. 1, 111. 

 St. Mus. Nat. Hist., p. 

 30, and Geo. Sur. 111., 

 vol. 7, p. 306, Warsaw Gr. 

 verneuilanus, Shumard, 

 1855, (Actinocrinus yer- 

 neui.'ianus.) Geo. Sur. 

 Mo., p. 193, Burlington 

 Gr. | 



ERISOCRIXCS, Meek & Wortben, 1865, Am. 

 Jour. Sci. and Arts, vol. 89, p. 174. 

 ~Ety. ms, contention; krinon, lily.] 

 Jalyx saucer-shaped; basals 5, small; 

 subradial.s 5, large; radials 2x5, large; 

 no interradials; atms 10; column 

 round. Type E. typus. 

 antiquus, Mt-tk & Worthen, 1869, Proc. 

 Acad. Nat. Sci. Phil., p. 71, and Geo. 

 Sur. III., vol. 5, p. 447, Burlington Gr. 

 coynatus, Wachs- 

 muth & Spiinger, 

 1887, Note to p. 



[ -i 255, Revis. Palseo- 



^^^ _ crinoidea, syn. 



for E. plan us. 

 conoideus, Meek & 

 Worthen, 1865, 

 Proc. Acad. Nat. 

 Sci. Phil., p. 150, 

 and Geo. Sur. 111., 

 vol. 2, p. 318, Up. 

 Coal Mtas. 



FIG. 



Erisocrinus 



inflexus, Geinilz, 

 ' ' 



conoideus. Hide view, 

 natural size; ft, dia- 

 gram^ diam. . . 



crintis mnexus,) 



Carb. und Dyas, in Neb., p. 62, and 



White's Cont. to Pal., No. 6, p. 128, 



Coal. Meas. 

 nebraskensis, Meek & Worthen, 1865, 



Am. Jour. Sci., vol. 89, p. 174, Up. Coal 



Meas. Regardtd a vaiiety oi E. typus. 

 planus, White, 1880, Prcc. U. S. " Nat. 



Mus., vol. 2, p. 257, and Gout, to Pal., 



No. 6, p. 127, Coal Meae. 



FIG. SOI. Erisocrinns typns. Two side views, 

 basal view, uud lop view oi calyx. 



typus, Meek & Worthen, J 865, Am. Jour. 



Sci. and Arts, vol. 89, p. 174, and Gto. 



Sur. 111., vol. 2, p. 319, Up. Coal Meas. 

 tubercnlatus, see Eupachycrinus tuheicu- 



latus. 

 whitii. Meek & Worthen, 1869, Proc. 



Acad. Nat. St-i. Phil., p. 72, and Geo. 



Sur. 111., vol. 5, p. 448, Burlii gton Gr. 

 EUCALYPTOCKIXUS, Goldt'uss, 1826, Petief. 



Germ., p. 212. [Ety. eu, well ; kulyplos, 



covered ; krinon, lily.] Body turbmate 



