Species list, Checklist of Family Tricrepicephalidae ♰ for Orr Formation (Utah, USA)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

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Checklist for Family Tricrepicephalidae Palmer, 1954
and region Orr Formation (Utah, USA)

Class	Trilobita ♰ Walch, 1771 Trilobites	20 39 13	Families Genera Species	Taxom
Order	Ptychopariida ♰ Swinnerton, 1915	10 18 5	Families Genera Species	Taxom
Suborder	Ptychopariina ♰ Richter, 1932	10 18 5	Families Genera Species	Taxom
Superfamily	Ptychoparioidea ♰ Matthew, 1887	10 18 5	Families Genera Species	Taxom
Family	Tricrepicephalidae ♰ Palmer, 1954	2 0	Genera Species	Taxom

Genera for Orr Formation
2 Genera with 0 Species

Lonchocephalus Owen, 1852		0	Species	Taxom
Meteoraspis Resser, 1935		0	Species	Taxom

Links, sources and further information

Tricrepicephalidae at gbif.org
Tricrepicephalidae at irmng.org