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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
Thecideida
Thecideoidea

Thecideidae (3545628)

Children (8 direct children, 24 direct and indirect children):

Lacazella (tree size 4)

Ospreyella (tree size 4)

Lacazellinae (tree size 2)

Thecidellininae (tree size 1)

Thecideinae

Ancorellininae

Thecidea (tree size 5)
Thecideum

Thecidium