User Options
Toggle navigation
Login
Register
Login
Register
Main Site
Browse
Advanced Search
Featured
About
4 Specimen Results
Add all results to lightbox
Select results to add to lightbox
Sort by:
Title
Sort order:
Ascending
Descending
Start Over
Download results as:
Checklist
PDF (thumbnails)
Specimen information (Excel)
Add selected results to lightbox
Genus:
Annularia
Individual/Organization:
Mrs. Danforth, F.
Filter by
Phylum
Pteridophyta (4)
Order
Equisetales (4)
Family
Calamitaceae (4)
Period
Pennsylvanian (4)
Formation
Mazon Creek (4)
Country
United States of America (4)
State/Province
Illinois (4)
County
Grundy (4)