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TOP
TAX
FAM
GEN
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⌕
Checklist for Superfamily
Cheiruroidea
and region
North America
(America)
Class
Trilobita
♰
Walch, 1771
Trilobites
170
1617
4067
Families
Genera
Species
Taxom
Order
Phacopida
♰
Salter, 1864
16
217
506
Families
Genera
Species
Taxom
Suborder
Cheirurina
♰
Harrington, 1957
6
103
296
Families
Genera
Species
Taxom
Superfamily
Cheiruroidea
♰
6
103
296
Families
Genera
Species
Taxom
List of families for North America
6 Families width 296 Species
Cheiruridae
Salter, 1864
86
Species
Taxom
Encrinuridae
Angelin, 1854
73
Species
Taxom
Hammatocnemidae
88
Species
Taxom
Pilekiidae
Sdzuy, 1955
6
Species
Taxom
Pliomeridae
Raymond, 1913
41
Species
Taxom
Staurocephalidae
2
Species
Taxom
Subnodes of
Cheiruroidea
with occurrences in
North America
Family
Cheiruridae
♰
Salter, 1864
27
86
Genera
Species
Taxom
Family
Encrinuridae
♰
Angelin, 1854
28
73
Genera
Species
Taxom
Family
Hammatocnemidae
♰
24
88
Genera
Species
Taxom
Family
Pilekiidae
♰
Sdzuy, 1955
2
6
Genera
Species
Taxom
Family
Pliomeridae
♰
Raymond, 1913
21
41
Genera
Species
Taxom
Family
Staurocephalidae
♰
1
2
Genus
Species
Taxom