Species list, Checklist of Family Circulinidae for Upper Ordovician (Ordovician)

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Checklist for Family Circulinidae Neckaja, 1966
and region Upper Ordovician (Ordovician)

Class	Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps	44 165 400	Families Genera Species	Taxom
Order	Beyrichicopida Pokorny, 1954	19 61 147	Families Genera Species	Taxom
Suborder	Binodicopa Schallreuter, 1972	2 6 14	Families Genera Species	Taxom
Superfamily	Aechminacea Bou?ek, 1936	2 6 14	Families Genera Species	Taxom
Family	Circulinidae Neckaja, 1966	3 6	Genera Species	Taxom

Genera for Upper Ordovician
3 Genera with 6 Species

Species list for Upper Ordovician
6 Species

Parapyxion obesum
Parapyxion subovatum Thorslund, 1948
Pedomphalella intermedia
Pedomphalella subovata
Pyxion carinatus
Pyxion kinnekullensis

Links, sources and further information

Circulinidae at gbif.org
Circulinidae at irmng.org