Species list, Checklist of Family Pterocephaliidae ♰ for Alaska (West USA, USA)

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Checklist for Family Pterocephaliidae Kobayashi, 1935
and region Alaska (West USA, USA)

Class	Trilobita ♰ Walch, 1771 Trilobites	74 138 123	Families Genera Species	Taxom
Order	Asaphida ♰ Salter, 1864	15 24 27	Families Genera Species	Taxom
Suborder	Asaphina ♰ Fortey & Chatterton, 1988	14 20 22	Families Genera Species	Taxom
Superfamily	Anomocaroidea ♰ Poulsen, 1927	3 5 4	Families Genera Species	Taxom
Family	Pterocephaliidae ♰ Kobayashi, 1935	3 2	Genera Species	Taxom

Genera for Alaska
3 Genera with 2 Species

Species list for Alaska
2 Species

Pterocephalia constricta ♰
Sigmocheilus compressus ♰ Palmer, 1968

Links, sources and further information

Pterocephaliidae at gbif.org
Pterocephaliidae at irmng.org