92 



ECHINODERMATA. 



grandis, Meek, 1872, Am. Jour. Sci., 3rd 

 series, vol. 3, Cin'ti Gr. [Sig. great.] 



huxleyi, Billings, 1865, Pal. Foss., vol. 1, 

 Quebec Gr. [Ety. proper name.] 



pulchellus, Billings, 1857, (Palseaster pul- 

 chella) Rep. of Progr. Trenton Gr. 

 [Sig. minutely beautiful.] 



salteri, Billings, 1858, Can. Org. Rem., 

 Decade 3, Trenton Gr. [Ety. proper 

 name.] 

 Stephanocrinus, Conrad, 1842, Jour. Acad. 

 Nat. Sci., vol. 8. [Ety. Stephanos, a cor- 

 onet; krinon, a lily.] 



angulatus, Conrad, 1842, Jour. Acad. Nat. 

 Sci., vol. 8, Niagara Gr. [Sig. angular.] 



gemmiformis. Hall, 1852, Pal. N. Y., vol. 

 2, Niagara Gr. [Sig. bud-shaped.] 

 Strobilocystites, White, 1876, Proc. Acad. 

 Nat. Sci.. [Ety. strobilos, a pine cone ; 

 kustis, a bladder.] 



calvini, White, 1876, Proc. Acad. Nat. Sci., 

 Devonian. [Ety. proper name.] 

 Strotocrinus, Meek & Worthen, 1866, Geo. 

 Sur. 111., vol. 2. [Ety. strotos, spread ; 

 krinon, a lily.] 



jegilops. Hall, 1860, ( Actinocrinus segilops) 

 Supp. to Geo. Sur. Iowa, Burlington 

 Gr. [Sig. a sweet acorn.] 



asperrimus. Meek & Worthen, 1869, Proc. 

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

 [Sig. extremely rough.] 



dilatatus, see Physetocrinus dilatatus. 



ectypus. Meek & Worthen, 1869, Proc. 

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

 [Sig. engraved in relief, embossed.] 



glyptus, Hall, 1860, (Actinocrinus glyp- 

 tus) Supp. to Geo. Sur. Iowa, Bur- 

 lington Gr. [Sig. sculptured.] 



insculptus. Hall, 1861, (Actinocrinus in- 

 sculptus) Desc. New Crinoidea, Bur- 

 lington Gr. [Sig. engraved.] 



liratus. Hall, 1860, (Actinocrinus liratus) 

 Supp. Iowa Geo. Rep., vol. 1, pt. 

 2, Burlington Gr. [Sig. furrowed, 

 ridged.] 



perumbrosus. Hall, 1860, (Actinocrinus 

 perumbrosus) Supp. to vol. 1, pt. 2, 

 Iowa Geo. Rep., Burlington Gr. [Sig. 

 very shady.] 



regalis. Hall, 1860, (Actinocrinus regalis) 

 Supp. to Geo. Rep. Iowa, Burlington 

 Gr. [Sig. regal, splendid.] 



rudis, Hall, 1860, (Actinocrinus rudis) 

 Supp. to Geo. Sur. Iowa, Burlington 

 Gr. [Sig. rude.] 



tenuiradiatus. Hall, 1861, (Actinocrinus 

 tenuiradiatus) Desc. New Crinoidea, 

 Burlington Gr. [Sig. slender-armed.] 



tholus. Hall, 1860, (Actinocrinus tholus) 

 Supp. to Geo. Iowa, Burlington Gr. 

 [Sig. a dome, a rotunda.] 



umbrosus. Hall, 1858, (Actinocrinus um- 

 brosus) Geo. Rep. Iowa, vol. 1, pt. 2, 

 Burlington Gr. [Sig. shady, umbrella- 

 like.] 

 Synbathocrinus, Phillips, 1836, Geol. York- 

 shire. [Ety. syn, together; baden, 

 walking ; krinon, a lily.] 



brevis, Meek& Worthen, 1869, Proc. Acad. 



Nat. Sci. Phil., Burlington Gr. [Sig. 



short.] 

 dentatus, Owen & Shumard, 1852, Geo. 



Sur. Wis., Iowa & Minn., Burlington 



Gr. [Sig. toothed.] 

 granulatus, Troost. Not defined, 

 matutinus. Hall, 1858, Geo. of Iowa, 



Ham. Gr. [Sig. in the morning.] 

 oweni. Hall, 1860, 13th Reg. Rep. N. Y., 



Ham. Gr. [Ety. proper name.] 

 papillatus, Hall, 1861, Desc. New Crin- 

 oidea, Burlington Gr. [Sig. bud-like.] 

 swallovi. Hall, 1858, Geo. Rep. Iowa, St. 



Louis Gr. [Ety. proper name.] 

 tennesseese, Troost. Not defined, 

 tennesseensis, Roemer, 1860, Sil. Fauna 



West Tenn., Niagara Gr. [Ety. proper 



name.] 

 robustus, Shumard, 1866, Trans. St. Louis 



Acad. Sci., Warsaw Gr. [Sig. robust.] 

 wachsrnuthi, Meek & Worthen, 1866, see 



Catillocrinus wachsmuthi. 

 wachsmuthi, Meek & Worthen, 1869, 



Proc. Acad. Nat. Sci. Phil., Burling- 

 ton Gr. [Ety. proper name.] 

 wortheni. Hall, 1858, Geo. Rep. Iowa, 



Burhngton Gr. [Ety. proper name.] 

 Syringocrinus, Billings, 1859, Can. Org. 



Rem., Decade 4. [Ety. syrinx, a pipe; 



krinon, a lily.] 

 paradoxicus, Billings, 1859, Can. Org. 



Rem., Decade 4, Trenton Gr. [Sig. 



puzzling, questionable.] 

 TiENiASTER, Billings, 1858, Can. Org. Rem., 



Decade 3. [Ety. tainia, a ribbon ; aster, 



a star.] 

 cylindricus, Billings, 1857, (Palseocrinus 



cylindrica) Rep. of Progr., Trenton 



Gr. [Sig. cylindrical.] 

 spinosus, Billings, 1857, (Palseocrinus 



spinosa) Rep. of Progr., Trenton Gr. 



[Sig. covered with many spines.] 

 Taxocrinus, Phillips, 1843, Morris Cat. Brit. 



Foss. [Ety. taxiis, the yew tree ; 



krinon, a lily.] 

 gracilis. Meek & Worthen, 1865, Proc. 



Acad. Nat. Sci. Phil., Ham. Gr. [Sig. 



slender.] 

 interscapularis. Hall, 1858, Geo. of Iowa, 



Ham. Gr. [Sig. spaced between the 



shoulder pieces.] 

 nuntius. Hall, 1862, (Forbesiocrinus nun- 



tius) 15th Reg. Rep. N. Y., Ham. Gr. 



[Sig. a messenger, an interpreter.] 

 semiovatus. Meek & Worthen, 1860, 



(Forbesiocrinus semiovatus) Proc. 



Acad. Nat. Sci. Phil., St. Louis Gr. 



[Sig. half-ovate.] 

 thiemii. Hall, 1861, (Forbesiocrinus thie- 



mei) Desc. New Crinoidea, Burlington 



Gr. [Ety. proper name.] 

 Technocrinus, Hall, 1859, Pal. N. Y., vol. 3, 



proposed as a subgenus of Mariacrinus. 



[Ety. techne, art ; krinon, a lily.] 

 andrewsi. Hall, 1859, Pal. N. Y., vol. 3, 



Oriskany sandstone. [Ety. proper 



name.] 



