Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Chaetognatha (Arrow worms)
Sagittoidea
Biphragmosagittiformes
Biphragmosagittidae (21225380)
Children (2 direct children, 5 direct and indirect children):
Biphragmofastigata
(tree size 2)
Biphragmosagitta
(tree size 1)