Classification
(master taxon) [(master rank)]Animalia [kingdom]
Chordata [phylum]
Urochordata [subphylum]
Appendicularia [class]
Oikopleuridae [family]
Oikopleurinae [subfamily]
Oikopleura [genus]
Vexillaria [subgenus]
Oikopleura drygalskii [species]