132 Trans. Acad. Sci. of St. Louis 
ELAEACRINUS 
Elaeacrinus angularis, SHUMARD. 
1865, Transactions, St. Louis Academy of Science, vol. 2, No. 2, 
368 
p. 368. 
Upper Helderberg; Beargrass Creek, Louisville, Kentucky, 
Falls of Ohio River. 
Elaeacrinus kirkwoodensis SHUMARD. 
1863, Transactions, St. Louis Academy of ui vol. 2, p. 113. 
St. Louis limestone; near Kirkwood, Missour 
Elaeacrinus melo SHUMARD. 
1863, Transactions, St. Louis Academy of Science, vol. 2, No. 1, 
AS bea 
Elaeacrinus meloniformis Barris. 
1886, Proceedings, Davenport Academy of Natural Science, 
vol. 4, pp. 91-93, pl. 1, fig. 3. 
Hamilton Group; Buffalo, Iowa, Thunder Bay, Michigan. 
Elaeacrinus norwoodi SHUMARD. 
1863, Transactions, St. Louis Academy of Science, vol. 2, No. 1, 
p. 112. 
Encrinital limestone. 
Elaeacrinus obovatus Barris. 
1886, Proceedings, Davenport Academy of Natural Science, vol. 
4, pp. 88-91, pl. 1, figs. 1-2. 
agree Group; Buffalo, Iowa City, Iowa, Thunder Bay, 
ic 
Elaeacrinus verneuili SHUMARD. 
1865, (eget St. Louis Academy of Science, vol. 2, No. 2, 
p- 
as Helderberg; Falls of Ohio, Columbus, Ohio. 
ELEUTHEROBLASTUS 
Eleutheroblastus cassedayi (SHUMARD and YANDELL), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p- ol. 
Eleutheroblastus whitfieldi (HaLL), HamBac 
1903, Transactions, St. Louis Academy of ce vol. 13, p. 51. 
