University of Nebraska - Lincoln DigitalCommons@University of Nebraska - Lincoln Transactions of the Nebraska Academy of Sciences and Affiliated Societies Nebraska Academy of Sciences 1980 Some Crinoids from the Argentine Limestone (Late Pennsylvania- Missourian) of Southeastern Nebraska and Southwestern Iowa Roger K. Pabian University of Nebraska - Lincoln,
[email protected] Harrell L. Strimple University of Iowa Follow this and additional works at: https://digitalcommons.unl.edu/tnas Part of the Life Sciences Commons Pabian, Roger K. and Strimple, Harrell L., "Some Crinoids from the Argentine Limestone (Late Pennsylvania-Missourian) of Southeastern Nebraska and Southwestern Iowa" (1980). Transactions of the Nebraska Academy of Sciences and Affiliated Societies. 288. https://digitalcommons.unl.edu/tnas/288 This Article is brought to you for free and open access by the Nebraska Academy of Sciences at DigitalCommons@University of Nebraska - Lincoln. It has been accepted for inclusion in Transactions of the Nebraska Academy of Sciences and Affiliated Societiesy b an authorized administrator of DigitalCommons@University of Nebraska - Lincoln. 1980. Transactions of the Nebraska Academy of Sciences, VIII: 155-186. SOME CRINOIDS FROM THE ARGENTINE LIMESTONE (LATE PENNSYLVANIAN-MISSOURIAN) OF SOUTHEASTERN NEBRASKA AND SOUTHWESTERN IOWA Roger K. Pabian and Harrell L. Strimple Conservation and Survey Division, Department of Geology Institute of Agriculture and Natural Resources University of Iowa University of Nebraska-Lincoln Iowa City, Iowa 52242 Lincoln, Nebraska 68588 Familial diversity of crinoids is relatively constant throughout positions in cyclothems or to provide ecological interpreta the Missourian Series of southeastern Nebraska and southwestern Iowa. tions based on cyclothemic models sensu Heckel and Baese Beginning with the deposition of the Argentine Limestone, there ap mann (1975), or Heckel (1977).