396 TRANS. OP THE ACAD. OF SCIENCE. 



SCAPHIOCRINUS (continued), 

 raniulosus, Hall, 1861. Des. New Crinoid., Prelim. Not., p. 7. — 



1861. Jour. Boston Soc. Nat. Hist., vol. vii., p. 307.— Enc. 



— Burlington, Iowa, 

 robustus, Hall, 1861. Des. New Crin., Prelim. Not., p. 7.— 1861. 



Jour. Bost. Soc. Nat. Hist., vol. vii., p. 315. — Arch. — 

 rusticellus, White, 1863. Proc. Bost. Soc. Nat. Hist., vol. vii., 



p. 505. — Enc. — Burlington, Iowa, 

 simplex, Hall, 1858. Geol. Iowa, vol. \. 3 pt. 2, p. 551, pi. 9, fig. 10. 



— Enc. — Burlington, Iowa, 

 spinobrachiatus, Hall, 1861. Des. New Crin., Prelim. Not., p. 8. 



—1861. Bost. Jour. Nat. Hist., vol. vii., p. 306.— Enc — 



Burlington, Iowa, 

 subcarinatus, Hall, 1863. Crin. Wav. Sands. Ohio, p. 9.— Chem. 



— Summit Co., Ohio, 

 subtortuosus, Hall, 1863. Crin. Wav. Sands. Ohio, p. 10. — Chem. 



— Summit Co., Ohio, 

 tortuosus, Hall, 1861. Des. New Crin., Prelim. Not., p. 7. — 1861. 



Bost. Jour. Nat. Hist., vol. vii., p. 309. — Enc. — Burlington, 



Iowa, 

 unicus, Hall, 1861. Des. New Crin., Prelim. Not., p. 8.— 1861. 



Jour. Bost. Soc. Nat. Hist., vol. vii., p. 312. — Arch. — Craw- 



forclsville, Indiana. 

 Whitei, Hall, 1861. Des. New Crin., Prelim. Not., p. 7. 1861. 



Bost. Jour. Nat. Hist., vol. vii., p. 306. — Enc. — Burlington, 



Iowa. 



SCHIZOCRINUS, Hall, 1847. Pal. N. York, vol. i., p. 81. 

 nodosus, Hall, 1847. Pal. N. York, vol. i., p. 81, pi. 27, fig. 1. 



SCYPHOCRINUS, Hall, 1847. Pal. N. York, vol. i., p. 85. (Not 

 Scyphocrinus, Zenker.) 

 heterocostalis, Hall, 1847. Pal. New York, vol. i., p. 85, pi. 28, 

 fig. 3. 



SPHJEROCRINUS, Meek & Worthen, 1866. Proc. Acad. Nat. Sci. 

 Phil., p. 154. (Proposed Subgenus of Actinocrinus.) 



SPHiEROCYSTITES, Hall, 1859. Pal. N. York, vol. iii., p. 130. 

 multifasciatus, Hall, 1859. Pal. N. York, vol. iii., p. 130, pi. 7, 

 fig. 1-4. — L. H. — Cumberland, Maryland. 



STENASTER, Billings, 1858. Can. Org. Rem., Dec. 3, p. 77. 

 Huxleyi, Billings, 1865. New Sp. Pal. Foss., p. 213, fig. 197.— 



Queb. — Point Rich, Newfoundland, 

 pulchellus— Palccaster pulchellus, Billings, 1856. Geol. Surv. of 



Canada, p. 292.— Stenaster pulchellus, Billings, 1858. Can. 



Org. Rem., Dec. iii., p. 79, pi. 10, fig. 2.— Tr.— Ottawa, 



Canada. 

 Salteri, Billings, 1858. Canad. Org. Rem., Dec. iii., p. 78, pi. 10, 



fig. 1.— Tr.— Belleville, Canada W. 



STEPIIAXOCRINUS, Conrad, 1842. Jour. Acad. Nat. Sci. Phil., 

 vol. 8, p. 279.— Roemer, 1850. Archiv. fur Naturgeschicht, 

 p. 365.— Hall, 1852. Pal. N. York, vol. ii., p. 212. 



