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Checklist for Family
Ptychaspididae
Raymond, 1924
and region
New York
(USA)
Class
Trilobita
♰
Walch, 1771
Trilobites
91
286
330
Families
Genera
Species
Taxom
Order
Asaphida
♰
Salter, 1864
12
36
44
Families
Genera
Species
Taxom
Suborder
Asaphina
♰
Fortey & Chatterton, 1988
11
33
42
Families
Genera
Species
Taxom
Superfamily
Dikelokephaloidea
♰
Miller, 1889
3
7
9
Families
Genera
Species
Taxom
Family
Ptychaspididae
♰
Raymond, 1924
3
2
Genera
Species
Taxom
Genera for New York
3 Genera with
2 Species
Euptychaspis
ULRICH, 1931
1
Species
Taxom
Keithiella
Rasetti, 1944
0
Species
Taxom
Ptychaspis
Hall, 0
1
Species
Taxom
Species list for New York
2 Species
Euptychaspis typicalis
♰
ULRICH, 1931
Ptychaspis speciosa
♰
Links, sources and further information
Ptychaspididae at
gbif.org
Ptychaspididae at
irmng.org