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

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Checklist for Family Pterocephaliidae Kobayashi, 1935
and region Orr Formation (Utah, USA)

Class	Trilobita ♰ Walch, 1771 Trilobites	20 39 13	Families Genera Species	Taxom
Order	Asaphida ♰ Salter, 1864	3 10 6	Families Genera Species	Taxom
Suborder	Asaphina ♰ Fortey & Chatterton, 1988	3 10 6	Families Genera Species	Taxom
Superfamily	Anomocaroidea ♰ Poulsen, 1927	3 10 6	Families Genera Species	Taxom
Family	Pterocephaliidae ♰ Kobayashi, 1935	8 5	Genera Species	Taxom

Genera for Orr Formation
8 Genera with 5 Species

Species list for Orr Formation
5 Species

Dicanthopyge convergens ♰ Palmer, 1965
Prehousia alata ♰ Palmer, 1960
Prehousia diverta ♰ Palmer, 1965
Strigambitus utahensis ♰ Resser, 1942
Tumicephalus depressus ♰ Palmer, 1965

Links, sources and further information

Pterocephaliidae at gbif.org
Pterocephaliidae at irmng.org