helmet shell: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Modified title of Web site: Neogene Atlas of Ancient Life Southeastern United States - Cassidae. | Jun 27, 2017 | ||
| Add new Web site: Neogene Atlas of Ancient Life Southeastern United States - Cassidae. | Jun 14, 2017 | ||
| Add new Web site: Washington State University Tri-Cities - Natural History Museum - Cassidae. | Jun 14, 2017 | ||
| Add new Web site: Zipcode Zoo - Cassidae. | Feb 12, 2012 | ||
| Add new Web site: The Encyclopedia of New Zealand - Helmet Shell. | Feb 12, 2012 | ||
| Article added to new online database. | Jul 20, 1998 |
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