Fannia pusio (Wiedemann) (Diptera: Fanniidae) is newly recorded from Malaysia.
This record is based on 1♂ 1♀ from Sarawak, east Malaysia and 1♂ 2♀ from Selangor, peninsular
Malaysia. It is included in the pusio group of Fannia wherein are included Fannia femoralis
(Stein), Fannia howardi Malloch, Fannia trimaculata (Stein), Fannia leucosticta (Meigen) and
Fannia punctiventris Malloch. The male of Fannia pusio is differentiated from other members
of the group by the following features: hind femur with a swelling bearing a number of setae that
are usually curled at tip; squamae creamy; tergite 1+2 broadly grey dusted at sides.