Checklist for Class Trilobita Walch, 1771 (Trilobites)
and region Graf (Dubuque County, Iowa, USA)
List of families for Graf
2 Families width 2 Species
Genera for Graf
2 Genera with 2 Species
Species list for Graf
2 Species
Subnodes of Trilobita with occurrences in Graf
Links, sources and further information Trilobita at ps-19.org
Trilobita at trilobites.info
Trilobita at westerntrilobites.com
Trilobita at gbif.org
Trilobita at irmng.org
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