140 Trans. Acad. Sci. of St. Louis 
Metablastus lineatus (SHUMARD), ROWLEY. 
1905, American Geologist, vol. 35, p. 306, pl. 21, figs. 27, 29-30. 
Lower Burlington limestone; Louisiana, Pike County, Missouri. 
Metablastus nitidulus Row ey. 
Indiana Contributions to Paleontology, vol. 1, pt. 12, p. 128, 
pl. 36, fig. 49. 
Warsaw limestone; Lanesville, Indiana. 
Metablastus wortheni Hatt, Keyes. 
1894, Missouri Geological Survey, vol. 4, p. 137, pl. 18, fig. 12. 
Keokuk limestone; Boonville, ares Warsaw, Illinois. 
Metablastus wortheni Ha.., BEEDE. 
1905, Indiana Department of Geology and Natural Resources, 
30th Annnual Report, (1905) 1906. 
Salem limestone; Lanesville, Bloomington, Indiana. 
NUCLEOCRINUS 
Nucleocrinus angularis Lyon and CasseEpay. 
1859, rk American Association for the Advancement 
of Science, vol. 4, p. 295. 
Nucleocrinus sanity (Lyon), Row Ley. 
1902, Indiana Contributions to Paleontology, vol. 1, pt. 9, pl. 27, 
s. 1-4, 
Upper Devonian; Charlestown, Indiana. 
Nucleocrinus angularis Lyon, Row ey. 
1904 Indiana Contributions to Paleontology, vol. 1, pt. 19, p.- 
190, pl. 57, figs. 12. 
Hamilton Ceca: Speed’s Quarry, Clark County, Indiana. 
Nucleocrinus bondi THomas. 
1920, Iowa Geological Survey, vol. 29, pp. 431-434, pl. 36, figs. 
oo, 1 18 
Cedar Valley limestone; Sander’s Quarry, Iowa City, Iowa. 
Nucleocrinus canadensis MONTGOMERY. 
1881, Canadian Naturalist and Geologist, vol. 10, p. 83. 
Nucleocrinus conradi HAL. 
1842, Philadelphia Academy of Natural Science, Journal, vol. 
8, p. 280, pl. 15, fig. 17. 
Nucleocrinus conradi HAtt. 
1862, Be Y. State Museum of Natural History, 15th Report, 
p- 121. 
