Greger-Eublastoidea 149 
Pentremites buttsi ULRicH. 
1917, Kentucky a ag! Pepa Formations of the Chester 
Series, p- 245, pl. 2, figs. 18-19. 
Ohara limestone; apc Hardin County, Illinois. 
Pentremites buttsi ULricn, Burrs. 
1917, Kentucky Geological Survey, Mississippian Formations of 
estern Kentucky, p. 61, pl. 15, figs. 8, 9. 
Ohara limestone; Kentucky. 
Pentremites buttsi ULricu, WELLER. 
1920, ae pe Geological Survey Bulletin 41, pp. 323-324, 
pl. 4, figs. 16-2 
Renault ee Monroe, St. Clair, Union and Hardin Coun- 
ties, [linois. 
Pentremites calyce HALL. 
1862, 15th bos ak State Cabinet of Natural History, N. Y., p. 150 
(not ed). 
Feanslton shales; Western New York. 
Pentremites calycinus Lyon. 
1860, Transactions, St. Louis Academy of Science, vol. 1, p. 628, 
Second limestone of Millstone-grit beds; Eskridge’s Ferry, 
Grayson County, Kentucky. 
Pentremites calycinus Lyon, RowLey. 
1903, Contributions of Indiana Paleontology, vol. 1, pt. 12, p. 
125, pl. 36, figs. 39-40 
Kaskaskia limestone; Clifty Station, Hardin County, Kentucky. 
Pentremites canalis ULRICH. 
1917, Kentucky Geological Survey, Formations of the Chester 
Series, p. 262, pl. 7, figs. 23-26. 
Glen Dean limestone; Sloan’s Valley, Kentucky. 
Pentremites canalis ULRicH, BurTTs. 
1917, Kentucky Geological are ee Formations of 
estern Kentucky, p. 1 
Glen Dean limestone; ee 
Pentremites carioides OWEN. 
1843, Catalogue of Geological Specimens from the Ohio Valley. 
