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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)
Spiralia (Spiralians)
Lophotrochozoa
Brachiozoa (Phoronozoa)
Brachiopoda (Lamp shell)
Rhynchonelliformea
Rhynchonellata
Spiriferida
Atripidina

Atrypidae (16352025)

Children (12 direct children, 19 direct and indirect children):

Atrypa (tree size 3)

Strophatrypa

Atrypinae (tree size 1)

Spinatrypinae

Variatrypinae

Carinatininae

Invertininae

Pseudogruenewaldtiinae

Zygospirinae

Gotatrypa (tree size 1)

Pectenospira (tree size 1)

Zygospiraella (tree size 1)