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)
Cycloneuralia
Scalidophora
Kinorhyncha (Kinorhynchs)
Cyclorhagida
Semnoderidae
Children (3 direct children, 3 direct and indirect children):
Sphenoderes indicus
Sphenoderes poseidon
Sphenoderes aspidochelone