Superregnum: Eukaryota Cladus: Unikonta Cladus: Opisthokonta Cladus: Holozoa Regnum: Animalia Subregnum: Eumetazoa Cladus: Bilateria Cladus: Nephrozoa Cladus: Protostomia Cladus: Ecdysozoa Cladus: Panarthropoda Phylum: Arthropoda Subphylum: Crustacea Superclassis: Allotriocarida Classis: Hexapoda Classis: Diplura
Subordo: unassigned Genus: †Plioprojapyx Species: P. primitivus