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15) Supergroup: none Group: none Formation: Pleasant Mills Formation Member: Waldron Member Misc/Abandoned Names: Waldron beds, Waldron fossil beds References: Becker, L. E., 1974, Silurian and Devonian rocks in Indiana southwest of the Cincinnati Arch: Indiana Geological Survey Bulletin 50, 83 p. Berry, W. B. N., and Boucot, A. J., 1970, Correlation of the North American Silurian rocks: Geological Society of America Special Paper 102, 289 p. Cumings, E. R., 1922, Nomenclature and description of the geological formations of Indiana, in Logan, W. N., Cumings, E. R., Malott, C. A., Visher, S. S., Tucker, W. M., Reeves, J. R., and Legge, H. W., Handbook of Indiana geology: Indiana Department of Conservation Publications 21, pt. 4, p. 403-570. Droste, J. B., and Shaver, R. H., 1982, The Salina Group (Middle and Upper Silurian) of Indiana: Indiana Geological Survey Special Report 24, 41 p. Droste, J. B., and Shaver, R. H., 1986, Waldron Shale, Formation, Member, in Shaver, R. H., Ault, C. H., Burger, A. M., Carr, D. D., Droste, J. B., Eggert, D. L., Gray, H. H., Harper, Denver, Hasenmueller, N. R., Hasenmueller, W. A., Horowitz, A. S., Hutchison, H. C., Keith, B. D., Keller, S. J., Patton, J. B., Rexroad, C. B., and Wier, C. E., Compendium of Paleozoic rock-unit stratigraphy in Indiana–a revision: Indiana Geological Survey Bulletin 59, p. 165-166. Elrod, M. N., 1883, Geology of Decatur County: Indiana Department of Geology and Natural History Annual Report 12, p. 100-152. Griest, S. D., and Shaver, R. H., 1982, Geometric and paleoecologic analysis of Silurian reefs near Celina, Ohio: Indiana Academy of Science Proceedings, v. 91, p. 373-390. Hall, James, 1882, Descriptions of the species of fossils found in the Niagara Group at Waldron, Indiana: Indiana Department of Geology and Natural Resources Annual Report 11, p. 217-345. Janssens, Adriaan, 1977, Silurian rocks in the subsurface of northwestern Ohio: Ohio Geological Survey Report of Investigations 100, 96 p. Pinsak, A. P., and Shaver, R. H., 1964, The Silurian formations of northern Indiana: Indiana Geological Survey Bulletin 32, 87 p. Rexroad, C. B., Noland, A. V., and Pollock, C. A., 1978, Conodonts from the Louisville Limestone and the Wabash Formation (Silurian) in Clark County, Indiana, and Jefferson County, Kentucky: Indiana Geological Survey Special Report 16, 15 p. Rickard, L. V., 1969, Stratigraphy of the Upper Silurian Salina Group, New York, Pennsylvania, Ohio, Ontario: New York State Museum and Science Service Geological Survey Map and Chart Ser. 12, 57 p. Shaver, R. H., 1970, Waldron Shale, Formation, in Shaver, R. H., Burger, A. M., Gates, G. R., Gray, H. H., Hutchison, H. C., Keller, S. J., Patton, J. B., Rexroad, C. B., Smith, N. M., Wayne, W. J., and Wier, C. E., Compendium of rock-unit stratigraphy in Indiana: Indiana Geological Survey Bulletin 43, p. 186-188. Shaver, R. H., and Sunderman, J. A., 1983, Silurian reef and interreef strata as responses to a cyclical succession of environments, southern Great Lakes area (Field Trip 12), in Shaver, R. H., and Sunderman, J. A., eds., Field trips in midwestern geology: Bloomington, Indiana, Geological Society of America, Indiana Geological Survey, and Indiana University Department of Geology, v. 1, p. 141-196. Shaver, R. H., coordinator, 1984, Midwestern basin and arches region–correlation of stratigraphic units in North America (COSUNA): American Association of Petroleum Geologists Correlation Chart Series. Shaver, R. H., with contributions by Gray, H. H., Pinsak, A. P., Sunderman, J. A., Thornbury, W. D., and Wayne, W. J., 1961, Stratigraphy of the Silurian rocks of northern Indiana: Indiana Geological Survey Field Conference Guidebook 10, 62 p. FOR ADDITIONAL INFORMATION CONTACT: Nancy Hasenmueller ([email protected]) or http://igs.indiana.edu/IGNIS/GeoNamesDetails.cfm?ID=B60DFB0E-1CE5-4172-8759-AE2A36D33288[3/2/2015 8:21:30 AM] Indiana Geological Survey Walter Hasenmueller ([email protected]) Date last revised: August 25, 2014 Indiana Geological Survey 611 N. Walnut Grove Ave., Bloomington, IN 47405-2208 | phone: 812-855-7636 email: [email protected] | sitemap Copyright © 2011 The Trustees of Indiana University Copyright Complaints | Disclaimer | Privacy Policy Site Design by: Michael Ian Storm Daniels http://igs.indiana.edu/IGNIS/GeoNamesDetails.cfm?ID=B60DFB0E-1CE5-4172-8759-AE2A36D33288[3/2/2015 8:21:30 AM]