Subgenus Xenomyzus Aizenberg

Trichosiphonaphis (Xenomyzus) polygoni * (van der Goot)

NSW: Persicaria decipiens (Polygonaceae) *

Remarks: Trichosiphonaphis polygoni is recorded as a previously unpublished new species for Australia. The species was first collected in 1991 at Beecroft, NSW by Dinah Hales, Det: M. Carver. Even with the substantial time since initial detection, it has not been recorded in other Australian states.