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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
Mollusca (Molluscs)
Bivalvia
Heterodonta
Veneroida
Arcticoidea
Trapezidae

Trapezium (18583619)

Children (13 direct children, 14 direct and indirect children):

Trapezium liratum

Trapezium sublaevigatum

Trapezium bicarinatum

Trapezium gilvum

Trapezium oblongum

Trapezium halioticola

Trapezium japonicum (tree size 1)

Trapezium nipponicum

Trapezium obesa

Trapezium perfectum

Trapezium rostratum

Trapezium sowerbyi

Trapezium ventricosum