Species list, Checklist of Order Ptychopariida ♰ for Northeastern Ontario (Northern Ontario, Ontario, Canada)

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Checklist for Order Ptychopariida Swinnerton, 1915
and region Northeastern Ontario (Northern Ontario, Ontario, Canada)

Class	Trilobita ♰ Walch, 1771 Trilobites	19 23 12	Families Genera Species	Taxom
Order	Ptychopariida ♰ Swinnerton, 1915	2 2 3	Families Genera Species	Taxom

List of families for Northeastern Ontario
2 Families width 3 Species

Solenopleuridae Angelin, 1854		1	Species	Taxom
Olenidae Burmeister, 1843		2	Species	Taxom

Genera for Northeastern Ontario
2 Genera with 3 Species

Hystricurus Raymond, 1937		1	Species	Taxom
Triarthrus Green, 1857		2	Species	Taxom

Species list for Northeastern Ontario
3 Species

Hystricurus crassilimbatus ♰ Poulsen, 1937
Triarthrus eatoni ♰ Hall, 1838
Triarthrus spinosus ♰ BILLINGS, 1857

Subnodes of Ptychopariida with occurrences in Northeastern Ontario

Suborder	Olenina ♰ Burmeister, 1843	1 1 2	Family Genus Species	Taxom
Suborder	Ptychopariina ♰ Richter, 1932	1 1 1	Family Genus Species	Taxom

Links, sources and further information

Ptychopariida at gbif.org
Ptychopariida at irmng.org