380 TRANS. OP THE ACAD. OF SCIENCE. 



MARIACRINUS, Hall, 1859. Pal. New York, vol. ill-, p. 104. 



macropetalus, Hall, 1859. Pal. N.York, vol. iii., p. Ill, pi. 3 A., 

 fig. 1, 10, 11 & 12; pi. 3 B., fig. 1 & 2.—L. if.— Schoharie, 

 New York. 



nobilissimus, Hall, 1859. Pal. N. York, vol. iii., p. 105, pi. 2, fig. 

 1-4, and pi. 2 A., fig. l.—L. H— Herkimer Co., N. York. 



pachydactylus — Actinocrinus polydactylus, Bonny, 1835. Sche- 

 nectady Reflector. — Astrocrinites pachydactylus, Conrad, 

 1841. An. Rep. Pal. N. York, p. 34.— Mather, 1843. Geol. 

 Rep. N. York, p. 246. — Mariacrinus pachi/dactylus, Hall, 

 1859. Pal. N. York, vol. iii., p. 107, pi. 3, tig. 1-4.— L. H. 

 — Herkimer Co., N.York. 



paucidactylus, Hall, 1859. Pal. N. York, vol. iii., p. 109, pi. 3, 

 fig. 105.— L. H.— Herkimer Co., N. York. 



plumosus, Hall, 1859. Pal. N. York, vol. iii., p. 110, pi. 3, fig. 6- 

 11.— L. H— Herkimer Co., N. York. 



polydactylus, v. Actinocrinus pachydactylus. 



ramosus, Hall, 1859. Pal. N. York, vol. iii., p. 147, fig. 6. — L. H. 

 — Herkimer Co., N. York. 



stoloniferus, Hall, 1859. Pal. N.York, vol. iii., p. 112, pi. 3 A., 

 fig. 2, and pi. 3 B., fig. 3-7.— L. H— Schoharie, N. York. 



MARSUPIOCRINITES, v. Lyriocrinus. 



MEGISTOCRINUS (Actinocrinus), Owen & Shumard, 1850. Jour. 



Ac. Nat. Sci. Phil., n. ser., vol. ii., p. 68. — Megistocrinus, 



Owen & Shum., 1852. Rep. Iowa, Wiscon. & Minn., p. 594. 

 abnormis — Actinocrinus abnormis, Lyon, 1857. Geol. Surv. Ky., 



vol. iii., p. 479, pi. 4, fig. 1. — U. H. — Bear-Grass Creek, 



near Louisville, Kentucky, 

 crassus, White, 1862. Proc. Bost. Soc. Nat. Hist., vol. ix., p. 17. 



— Enc. — Burlington, Iowa. 

 depressus, Hall, 1862. 15th Rep. Reg. State Cab. N.York, p. 134. 



— Ham. — Western N.York. 

 Evansi — Actinocrinus Evansi, Owen & Shumard, 1850. Jour. Ac. 



Nat. Sci. Phil., vol. ii., p. 68, pi. 7, fig. 3. — Megistocrinus 



Evansi, Owen & Shum., 1852. Rep. Geol. Iowa, Wise. & 



Minn., p. 594, pi. v. A., fig. 3. — inc.— Burlington, Iowa. 

 Knappi, Lyon & Casseday, 1861. Proc. Acad. Nat. Sci. Phil., p. 



412, pi. 4, fig. 6.— U. //.—Clarke Co., Indiana, 

 latus, Hall, 1858. Geol. Iowa, vol. i., p. 480, pi. 1, fig. 1. — Ham. 



— New Buffalo, Iowa; St. Charles Co., Missouri, 

 olliculus {Actinocrimis), Hall, 1861. Des. New Crin., Prelim. 



Not., p. 2. — Enc. — Burlington, Iowa. 

 Ontario, Hall, 1862. 15th Rep. Reg. State Cab. N.York.— Ham. 



— Western New York, 

 plenus, White, 1862. Proc. Bost. Soc. Nat. Hist., vol. ix., p. 16. 



— Enc. — Burlington, Iowa. 

 rugosus, Lyon & Casseday, 1859. Amer. Jour. Sci., n. ser., vol. 



28, p. 243.— U. //.—Falls of Ohio, 

 ppinulosus, Lyon, 1861. Jour. Acad. Nat. Sci. Phil., p. 413, pi. 4, 



fie. 7.— U. //.—Falls of Ohio. 



