EOHINODERMATA. 



subspinosus, Hall, 1858, Geo. Kep. Iowa, 

 Burlington Gr. [Si.i,'. somewhat spiny.] 



sulj.spinulosus, Hall, isijO, Supp. to Geo. 

 Iowa, Burlinglon Gr. [Sig. somewhat 

 full of little spines.] 



tennesscensis, Roeuicr, 1860, Sil. Fauna 

 West Tcnu., Niagara Gr. [Ety. jiroper 

 name.] 



teutaculatus, Hall, 18.59, Pal. N. Y., vol. 

 3, Low. Held. Gr. [."-^ig. having 

 feelers.] 



tenuibrachiatu.s, ]\[i'ek tt Worthen, 1809, 

 Proc. Acad. Kat. Sei. Phil., Burling- 

 ton Gr. [Sig. slender-armed.] 



truncatulus, Hall, ]8.i8, (ieo. Kep. Iowa, 

 Burlington Gr. [Siu'. somewhat trun- 

 cated.]" 



truncatus, Hall, 1858, Geo. Kep. Iowa, 

 Burlington (jr. [Sig. truncated, cut 

 shurt.] 



tuberosus, Plall, 1858, Geo. Rep. Iowa, 

 Burlington Gr. [Sig. covered with 

 protuberances.] 



verrucosus, "White, 180:1, .Jour. Bost. Soc. 

 Nat. Plist., vol. 7, Burlington Gr. 

 [Sig. covered with -wart-like projec- 

 tions.] 

 wortheni, Ilall, 1858, Goo. Rep. Iowa, vol. 



1, pt. 2, Burlington Gr. [Et}'. proper 

 name.] 



yandeUi, Owen & Shumard, 1850, Jour. 

 Acad. Nat. Sci,, I'd sei-., vol. 2, Bur- 

 lington Gr. [Ety. jiroper name.] 

 Pleueocvstites, Billings, 1S54, Can. .Tour., 

 vol. 2. [Ety. pleurim, the side ; kuslis, 

 a bladder.] 



auticostiensis, Billings, 1857, Rep. of 

 Progr. Hud. Riv. Gr. [Ety. proper 

 name.] 



clegans, Billings, 1.S57, Rep. of Progr., 

 Trenton Gr. [Sig. elcg;int.] 



exornatus, Billings, 1.S57, Uep. of Progr, 

 Trenton Gr. [SIl;-. adorned.] 



filitextus, Billings, 185-1, Can. ,Iour., vol. 



2, Trenton Gr. [Sig. woven like 

 thread.] 



robustus, Billing.s, 1854, Can. ,Tour., vol. 



2, Trenton Gr. [Sig, robust.] 

 squaniosus, Billings, 1854. Can. .lour. 



vol. 2, Tronton < rj-. [Sig. scaly.] 

 PoKOCRiNUs, Billings, 1857, Kep. of Progr, 



[Ety. from the poriferous areas sim- 

 ilar to the pectinated rhombs of the 



cystidca,] 

 coniciis, Billin;rs, 1857, licj), of I'l'ogr., 



Trenton Gr. [Si^-. conical.] 

 crassus, Aleck A: Worthen, 1808, (Jimx 



Sur. 111., vol. 3, Cin'ti Gr. [Sig, thick.] 

 pcntagoQus, Meek & Worthen, 1805, Proc. 



Acad. Nat. Sci., Phil., Cin'ti Gr. [Si-. 



five-cornered.] 

 PoTERioc^RiNu.s, Miller, 1821, Nat. Hist. Cri- 



noidea. [Ety. poterioyi, a goblet; 



krinon, a lily,] 

 aequalis, Hall, 1800, Supp. to Geo. Iowa, 



Burhugton Gr, [Sig. ecjual.] 

 alternattm, see Homocrinus alternatus. 



barrisi, Hall, 1861, Desc. New Crinoidea, 



Burlington Gr. [Ety. proper name.] 

 bayeims, see Scaphiocrinus bayensis. 

 bisselli, Worthen, 1873, Geo. Sur. 111., 



vol. 5, Chester Gr. [Ety. proper 



name.] 

 bursiformis, White, 1862, Proc. Bost. Soc. 



Nat. Hist., vol. 9, Burlington Gr. 



[Sig. purse-shaped.] 

 cdduceus, see Dendrocrinus caduceus. 

 calyculus, Plall, 1858, Geo. Rep. Iowa, 



Burlington Gr. [Sig. a little cup.] 



carbonariits, see Scaphiocrinus carbona- 



rius. 

 carinatus. Meek & AVorthen, 1861, Proc. 



Acad. Nat. Sci. Phil., Burlington Gr. 



[Sig. keeled,] 

 concinnus, jMeek & Worthen, 1870, Proc. 



xVcad. Nat. Sci. Phil., Keokuk Gr. 



[Sig. handsome.] 

 coreyi, Worthen, 1875, Geo. Sur. 111., vol. 



6, Keokuk Gr. [Ety. proper name.] 

 oorycia. Hall, 1863, Crin. Wav. Sands. 



Ohio, Waverly Gr. [Ety. mythologi- 

 cal name.] 

 crineus. Hall, 1863, Crin. Wav. Sands. 



Ohio, "Waverly <Tr. [Sig. hairy.] 



cultidactylus. Hall, 1860, Supp. to Geo. 



Iowa, Burlington Gr. [Sig. elegantly 



fingered.] 

 cylindricus, Lyon, 1860, Trans. Am. Phil. 



Soc, vol. 13, Devonian. [Sig. cylin- 

 drical.] 

 decadacti/Jus, see Scaphiocrinus decadac- 



tvlas'. 

 dilfasus. Hall, 1862, 15th Reg. Rep. N. Y., 



Ham. (Tr. [Sig. spread-out.] 

 dllatatus, see Coeliocrinus dilatatus. 

 divaricatus, Plall, 1860, Supp. to Geo. 



Iowa, AVarsaw Gr. [Sig. spread-out.] 

 rminitixj see Cyathocrinus enormis. 

 Jhii-ialh, see Zeacrinus florealis. 

 fasitormis. Hall, 1861, Desc. New Crinoi- 

 dea, Burlington Gr. [Sig. spindle- 

 shaped.] 

 (jracilix, see Homocrinus gracilis, 

 hardinensis, Worthen, 1873, Geo. Sur. 



111., vol. 5, St, Louis Gr. [Ety. proper 



name.] 

 lieniisphericus, Shumard, 1858, Trans. St. 



Louis Acad. Sci., Coal JMeas. [Sig. 



hemispherical.] 

 hoveyi, Worthen, 1875, Geo. Sur. 111., 



vol. 6, Keokuk Gr. [Ety. proper 



name.] 

 indentus, Hall, 1862, 15th Reg. Rep. N. 



Y., Ham. Gr. [Sig. indented.] 

 indianensis. Meek & Worthen, 1865, 



Proc. Acad. Nat. Sci. Phil., Keokuk 



Gr. [Ety. proper name.] 

 keokuk, Hall. 1860, Supp. to Geo. Rep. 



Iowa, Keokuk Gr. [Ety. proper 



name.] 

 lasallensis, Worthen, 1875, Geo. Sur. 111., 



vol. 6, Coal Meas. [Ety. proper name.] 

 lepidus. Hall, 1861, Desc. New Crinoidea, 



Burlington Gr. [Sig. elegant.] 



