Pachypsylla celtidismamma (Riley, 1881)
Pachypsylla celtidisumbilicus Riley, 1890
Celtisaspis Yang & Li, 1982
Tetragonocephala Crawford, 1914
Homotominae Heslop-Harrison, 1958
Carsidarinae Crawford, 1911
Calophyidae Vondráček, 1957
Homotomidae Heslop-Harrison, 1958