Polyrhachis (Myrma) pruinosa Mayr, 1872

Material examined. Kent Ridge Park, 7 Dec 2017, Sk. Yamane leg., ZRC _ ENT0000883 .

Material not physically examined. Unknown.

Literature. Forel (1913); Viehmeyer (1916); Overbeck (1924).

Localities. Ayer Terjun (archaic place name); Bukit Timah; Kent Ridge Park; Jurong Road; Mandai Road.

Habitat/Ecology. This species was found mostly in disturbed secondary forests, frequently in Nepenthes pitcher cups at Ayer Terjun.