Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Xenacoelomorpha
Subphylum: Acoelomorpha
Classis: Acoela
Familia: Childiidae
Genera: Childia
References
Tekle, Y.I.; Raikova, O.I.; Ahmadzadeh, A.; Jondelius, U. 2005: Revision of the Childiidae (Acoela), a total evidence approach in reconstructing the phylogeny of acoels with reversed muscle layers. Journal of zoological systematics & evolutionary research, 43(1): 72–90.
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