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SYS.TAXON
UNVERIFIED
Database
Biota
/
Eukaryota
/
Animalia
/
Arthropoda
/
Trilobita
/
Ptychopariida
Taxon
TAX000YPK
>
Ptychopariida
Order
ACCEPTED
Rank
Order
Children
54
Updated
Oct 17, 2026
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Hierarchy
Distribution
Discussion
01
//
Taxonomic Hierarchy
6 ranks
·
Biota
·
Eukaryota
·
Animalia
·
Arthropoda
·
Trilobita
O
Ptychopariida
Current
54 children
Acrocephalitidae
Family
›
Ajrikina
Genus
›
Alokistocaridae
Family
›
Antagmidae
Family
›
Asaphiscidae
Family
›
Bifodina
Genus
›
Bigotinidae
Family
›
Bolaspididae
Family
›
Catillicephalidae
Family
›
Cedariidae
Family
›
Changshaniidae
Family
›
Conocoryphidae
Family
›
Conokephalinidae
Family
›
Crepicephalidae
Family
›
Cyclolorenzella
Genus
›
Diceratocephalus
Genus
›
Dokimocephalidae
Family
›
Ellipsocephalidae
Family
›
Ellipsocephaloididae
Family
›
Elviniidae
Family
›
Estaingiidae
Family
›
Eulomidae
Family
›
Faciura
Genus
›
Fenghuangella
Genus
›
Huaiaspis
Genus
›
Isocolidae
Family
›
Ityophoridae
Family
›
Kingstoniidae
Family
›
Lisaniidae
Family
›
Llanoaspididae
Family
›
Lonchocephalidae
Family
›
Lorenzellidae
Family
›
Luaspididae
Family
›
Mapaniidae
Family
›
Menomoniidae
Family
›
Nambeetella
Genus
›
Norwoodiidae
Family
›
Olenidae
Family
›
Palaeolenidae
Family
›
Papyriaspididae
Family
›
Phylacteridae
Family
›
Platyharpes
Genus
›
Plethopeltidae
Family
›
Proasaphiscidae
Family
›
Pseudatops
Genus
›
Ptychopariidae
Family
›
Ptychoparioidea
Clade
›
Shumardiidae
Family
›
Solenopleuracea
Clade
›
Tengfengiidae
Family
›
Tricrepicephalidae
Family
›
Trigocephalus
Genus
›
Utiidae
Family
›
Yunnanocephalidae
Family
›
Parent
Trilobita
(Class)
02
//
Distribution
Preview
Costa Rica · Native
Thailand · Origin
USA · Cult.
Australia · Cult.
EU · Cult.
Native range
Introduced / cultivated
Preview · not real data
END RECORD · TAX000YPK