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Checklist for Class Trilobita Walch, 1771 (Trilobites)
and region Davis County (Utah, USA)


Class
 		Trilobita ♰
Walch, 1771
Trilobites		4
4
1		Families
Genera
Species		 
Taxom
 


List of families for Davis County (Utah)
4 Families width 1 Species
Cheiruridae Salter, 18640SpeciesTaxom
Ptychopariidae Matthew, 18870SpeciesTaxom
Illaenidae Hawle & Corda, 18470SpeciesTaxom
Ptychagnostidae Kobayashi, 19391SpeciesTaxom


Genera for Davis County (Utah)
4 Genera with 1 Species
Cheirurus Beyrich, 1845
0SpeciesTaxom
Conocoryphe Hawle & Corda, 1847
0SpeciesTaxom
Illaenus Dalman, 1827
0SpeciesTaxom
Ptychagnostus Jaekel, 18801SpeciesTaxom


Species list for Davis County (Utah)
1 Species
Ptychagnostus intermedius ♰ Tullberg, 1880

Subnodes of Trilobita with occurrences in Davis County (Utah)
OrderAgnostida ♰
Salter, 1864
1
1
1		Family
Genus
Species
Taxom

OrderCorynexochida ♰
Kobayashi, 1935
1
1
0		Family
Genus
Species
Taxom

OrderPhacopida ♰
Salter, 1864
1
1
0		Family
Genus
Species
Taxom

OrderPtychopariida ♰
Swinnerton, 1915
1
1
0		Family
Genus
Species
Taxom



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