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Checklist for Subfamily
Sigmoopsinae
Henningsmoen, 1953
and region
Canada
(North America)
Class
Ostracoda
Latreille, 1802
Mussel shrimps, Ostracods, Seed Shrimps
94
358
625
Families
Genera
Species
Taxom
Order
Beyrichicopida
Pokorny, 1954
15
48
71
Families
Genera
Species
Taxom
Suborder
Palaeocopa
Henningsmoen, 1953
11
36
55
Families
Genera
Species
Taxom
Superfamily
Hollinacea
Swartz, 1936
3
14
19
Families
Genera
Species
Taxom
Family
Tetradellidae
Swartz, 1936
9
14
Genera
Species
Taxom
Subfamily
Sigmoopsinae
Henningsmoen, 1953
2
1
Genera
Species
Taxom
Genera for Canada
2 Genera with
1 Species
Kiesowia
Ulrich & Bas..., 1908
0
Species
Taxom
Severella
Schallreuter, 1989
1
Species
Taxom
Species list for Canada
1 Species
Severella arctosulcata
Zhang, 1989