Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Hemichordata (Hemichordates)
Enteropneusta (Acorn worm)
Ptychoderidae
Ptychodera
Ptychodera asymmetrica (2667027)