root › cellular organisms › Eukaryota › Opisthokonta › Metazoa › Eumetazoa › Bilateria › Protostomia › Ecdysozoa › Panarthropoda › Arthropoda › Chelicerata › Arachnida › Acari › Acariformes › Sarcoptiformes › Astigmata › Psoroptidia › Analgoidea › Pyroglyphidae › Dermatophagoidinae › Dermatophagoides › Dermatophagoides pteronyssinus