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Checklist for Suborder Agnostina Salter, 1864
and region Orr Formation (Utah, USA)


Class
 
Trilobita
Walch, 1771
Trilobites
20
39
13
Families
Genera
Species
 
Taxom
 

Order
 
Agnostida
Salter, 1864
4
5
1
Families
Genera
Species
 
Taxom
 

Suborder
 
Agnostina
Salter, 1864
4
5
1
Families
Genera
Species
 
Taxom
 


List of families for Orr Formation
4 Families width 1 Species
Diplagnostidae Whitehouse, 19361SpeciesTaxom
Agnostidae M´Coy, 18490SpeciesTaxom
Spinagnostidae Howell, 19350SpeciesTaxom
Pseudagnostidae Whitehouse, 19360SpeciesTaxom


Genera for Orr Formation
5 Genera with 1 Species
Aphelotoxon Palmer, 19651SpeciesTaxom
Homagnostus Howell, 1935
0SpeciesTaxom
Kormagnostus Resser, 1938
0SpeciesTaxom
Pseudagnostina Palmer, 1962
0SpeciesTaxom
Pseudagnostus Jaekel, 1909
0SpeciesTaxom


Species list for Orr Formation
1 Species
Aphelotoxon acuminata Palmer, 1965

Subnodes of Agnostina with occurrences in Orr Formation
SuperfamilyAgnostoidea
M´Coy, 1849
4
5
1
Families
Genera
Species

Taxom