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Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Ecdysozoa (Ecdysozoan)
Panarthropoda
Tactopoda
Arthropoda (Arthropod)
Trilobitomorpha
Trilobita (Trilobites)
Librostoma
Ptychopariida
Ptychopariina

Ptychoparioidea (17136485)

Children (5 direct children, 25 direct and indirect children):

Alokistocaridae (tree size 12)

Solenopleuridae (tree size 2)

Nepeidae (tree size 1)

Conocoryphidae (tree size 5)

Conokephalinidae