U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

General Information

  • Title: Characteristic Western Interior Callovian species, Part 2
  • Author(s): Loeblich, A.R., Jr., and Tappan, H.N.
  • Publishing Organization: Washington Academy of Sciences
  • Series and Number: Journal v. 40, no. 1 [p. 5-19]
  • Larger Work: North American Jurassic Foraminifera
  • Publication Date: 1950
  • Cross Section: None
  • Find more maps in this area with mapView
  • Corrections to this entry?
* See base map disclaimer below

Map Preview

(Click image to enlarge)

Downloads from the NGMDB

Poor quality image? Let us know

* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.