National Geologic Map Database
General Information
- Title: Echinoderms of the Iowa Devonian
- Author(s): Thomas, A.O.
- Publishing Organization: Iowa Geological Survey
- Series and Number: Annual Report v. 29 [p. 385-550]
- Publication Date: 1924
- Cross Section: None
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Geologic units referred to in Geolex
Additional Resources
- Links and Downloads:
- Publication
- This product is available, please note the publication series and number, and then contact:
- Iowa Geological Survey
- The University of Iowa
- 300 Trowbridge Hall
- Iowa City, IA 52242-1585
- Phone: (319) 335-1575
- Email: iihr-iowa-geological-survey@uiowa.edu
* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.