Sigillaria

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Introduction References & Edit History Related Topics

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Sigillaria: References & Edit History

More Articles On This Topic

Assorted References

annotated classification
- In lycophyte: Annotated classification
characteristics
- In lycophyte

Article Contributors

Primary Contributors

Nan Crystal Arens
Professor of Geoscience, Hobart and William Smith Colleges, Geneva, New York.

Other Encyclopedia Britannica Contributors

Article History

Type	Description	Contributor	Date
	Media added.	Amy Tikkanen	Jun 16, 2010
	Added new Web site: The Androom Archives - The clubmoss tree Sigillaria.	Dutta Promeet	Sep 02, 2008
	Article revised and updated.	John P. Rafferty	Jul 16, 2008
	Article added to new online database.	The Editors of Encyclopaedia Britannica	Jul 20, 1998