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Checklist for Family Tricrepicephalidae Palmer, 1954
and region America (Continents)


Class
 
Trilobita ♰
Walch, 1771
Trilobites
171
1817
4432
Families
Genera
Species
 
Taxom
 

Order
 
Ptychopariida ♰
Swinnerton, 1915
41
419
1140
Families
Genera
Species
 
Taxom
 

Suborder
 
Ptychopariina ♰
Richter, 1932
37
348
972
Families
Genera
Species
 
Taxom
 

Superfamily
 
Ptychoparioidea ♰
Matthew, 1887
28
315
937
Families
Genera
Species
 
Taxom
 
FamilyTricrepicephalidae ♰
Palmer, 1954
5
23
Genera
Species
 
Taxom
 


Genera for America
5 Genera with 23 Species
Coleopachys Raymond, 19372SpeciesTaxom
Greylockia Raymond, 19371SpeciesTaxom
Lonchocephalus Owen, 011SpeciesTaxom
Meteoraspis Resser, 08SpeciesTaxom
Prometeoraspis Poulsen, 19601SpeciesTaxom


Species list for America
23 Species
Coleopachys pisum ♰
Coleopachys strix ♰ Raymond, 1937
Greylockia minuta ♰ Raymond, 1937
Lonchocephalus angustus ♰
Lonchocephalus bunus ♰
Lonchocephalus calciferus ♰ Walcott, 1912
Lonchocephalus chippewaensis ♰ Owen, 1852
Lonchocephalus montanensis ♰ Lochman & Du..., 1944
Lonchocephalus parvulus ♰ Howell, 1957
Lonchocephalus pennsylvanicus ♰ Howell, 1957
Lonchocephalus pholus ♰ Walcott, 1916
Lonchocephalus planus ♰
Lonchocephalus swartzi ♰
Lonchocephalus waddlei ♰
Meteoraspis borealis ♰ Lochman, 1938
Meteoraspis delia ♰
Meteoraspis elongata ♰
Meteoraspis keeganensis ♰
Meteoraspis loisi ♰
Meteoraspis mutica ♰ Rasetti, 1961
Meteoraspis robusta ♰
Meteoraspis spinosa ♰
Prometeoraspis canotensis ♰ Poulsen, 1960


Links, sources and further information
Tricrepicephalidae at gbif.org
Tricrepicephalidae at irmng.org