Ichthyornis: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Media added. | Sep 26, 2024 | ||
| Article revised and updated. | Mar 04, 2020 | ||
| Modified link of Web site: Enchanted Learning - Ichthyornis. | Oct 24, 2018 | ||
| Add new Web site: Prehistoric Wildlife - Ichthyornis. | Mar 17, 2014 | ||
| Updated geologic time data. | May 20, 2010 | ||
| Added new Web site: Enchanted Learning - Ichthyornis. | Feb 27, 2008 | ||
| Article revised. | Sep 27, 2002 | ||
| Article added to new online database. | Jul 20, 1998 |
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