Cataulacus granulatus (Latreille, 1802)

Material examined. Bukit Batok, 28 Jan 2015, W. Wang leg., ZRC _ ENT00027963 ; Bukit Batok East Avenue 6, 1.34304, 103.76235, BB- 6GH076, ZRC _HYM_0001202.2; same locality and collector as previous, 30 Aug 2016, G.W. Yong leg., ZRC _HYM_0001208.2- 1209.2; Bukit Timah forest, 14 Aug 1968, D.H. Murphy leg., A124-4, ZRC _ HYM_0000691; Kent Ridge, 14 Apr 1985, D.H. Murphy leg., ZRC _HYM_0000689; Kent Ridge scrub, 18 May 1985, D.H. Murphy leg., ZRC _HYM_0000692; Lower Peirce Reservoir, 21 Jul 1990, H.K. Lua leg., ZRC _ HYM_0000232; Sungei Buloh, 8 Jan 2013, Sk. Yamane leg., ZRC _HYM_0000413; Pulau Sentosa, 2 Dec 1989, collector unknown (SKYC) .

Material not physically examined. CASENT0901453, ANTC20975 (OUMNH) [holotype of Cataulacus hispidus Smith, 1876, junior synonym of C. granulatus]; CASENT0922493, PSW09575-5 (PSWC).

Literature. Smith (1876) [as type of C. hispidus]. Forel (1912) [as C. hispidus]. Forel (1911), Viehmeyer (1916), Overbeck (1924) [all as C. granulatus subsp. hispidus]. Bolton (1974).

Localities. Bukit Batok; Bukit Timah; Bukit Timah Road; Kent Ridge; Lower Peirce Reservoir; Pulau Sentosa (now simply known as ‘Sentosa’); Sungei Buloh; Thompson Road.

Habitat/Ecology. This species can be found in a broad range of habitat types, including urban or semi-urban scrub, waste woodland forest (abandoned park), mangrove back forest, and abandoned plantation (young) secondary forest. These ants are considered arboreal; specimens are often collected from low vegetation or foliage, sometimes on tree trunks or low branches.

Remarks. The first local record of this species was as the holotype of C. hispidus .