Pachypsyllinae

Pachypsyllini Crawford, 1914: 106.

Diagnosis: Tuthill (1943b), White and Hodkinson (1985).

Celtisaspis Yang & Li, 1982: 183, 197; type-species: Celtisaspis sinica Yang & Li, 1982, by original designation.

Pachypsylla Riley, 1885: 71; type-species: Psylla venusta Osten-Sacken, 1861, by subsequent designation of Crawford (1914); (= Pachypsylla ( Blastophysa))

Tetragonocephala Crawford, 1914: 107; type-species: Tetragonocephala flava Crawford, 1914, by original designation and monotypy.