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Checklist for Class Trilobita Walch, 1771 (Trilobites)
and region Willow Springs (Piute County, Utah, USA)


Class
 		Trilobita ♰
Walch, 1771
Trilobites		4
7
7		Families
Genera
Species		 
Taxom
 


List of families for Willow Springs (Piute County)
4 Families width 7 Species
Pterocephaliidae Kobayashi, 19353SpeciesTaxom
Elviniidae Kobayashi, 19351SpeciesTaxom
Alokistocaridae Resser, 19392SpeciesTaxom
Aphelaspididae Palmer, 19601SpeciesTaxom


Genera for Willow Springs (Piute County)
7 Genera with 7 Species
Aphelaspis Resser, 1935
0SpeciesTaxom
Bromella Palmer, 19651SpeciesTaxom
Cernuolimbus Palmer, 19651SpeciesTaxom
Dunderbergia Walcott, 19652SpeciesTaxom
Listroa Palmer, 19621SpeciesTaxom
Prehousia Palmer, 19651SpeciesTaxom
Strigambitus Palmer, 19421SpeciesTaxom


Species list for Willow Springs (Piute County)
7 Species
Bromella veritas ♰ Palmer, 1965
Cernuolimbus granulosus ♰ Palmer, 1965
Dunderbergia brevispina ♰ Palmer, 1965
Dunderbergia calculosa ♰ Palmer, 1965
Listroa toxoura ♰ Palmer, 1962
Prehousia impolita ♰ Palmer, 1965
Strigambitus utahensis ♰ Resser, 1942

Subnodes of Trilobita with occurrences in Willow Springs (Piute County)
OrderAsaphida ♰
Salter, 1864
2
5
4		Families
Genera
Species
Taxom

OrderPtychopariida ♰
Swinnerton, 1915
2
2
3		Families
Genera
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