gracilis (Smith)
Icaria gracilis Smith, 1859: 167, female - “Aru” (Oxford); 1863 [1864]b: 138 (distr.); 1865: 90 (list); 1871: 380 (cat.). - Dalla Torre, 1894: 119 (cat.); 1904: 73 (cat. [error: year of publication 1868]).
Icaria deceptor Smith, 1863 [1864]a: 42, female - “Mysol” (Oxford); 1863 [1864]b: 138 (distr.); 1871: 380 (cat.) - Dalla Torre, 1894: 118 (cat.); 19049: 73 (cat.). - Cheesman, 1952: 3, 18 (syn. of R. gracilis Smith). - Kojima, 2001b: 36 (synonymy confirmed).
Ropalidia gracilis; Bequaert, 1932: 50 (gracillis [!]; “probablement un Parapolybia ”). - Cheesman, 1952: 3, 18 (syn.: I. deceptor Smith; redescription of type; distr.). - Richards, 1978: 58, 61 (key), 99 (in subgenus Icariola; redescription). - Kojima & Carpenter, 1997a: 26 (cat.). - Kojima, 2001b: 36, 56 (syn.: I. deceptor Smith). - Nugroho et al., 2012 [2011]: 151 (list).
Ropalidia deceptor; Bequaert, 1932: 50. - Richards, 1978: 53 (nest), 58, 61 (key), 99, Figs 20, 34 (in subgenus Icariola; redescription; male, nest; Qld.). - Cardale, 1985: 214 (in subgenus Icariola; cat.). - Naumann, 1993, in Naumann et al.: 179 (distr.). - Kojima & Carpenter, 1997a: 18 (cat.). - Kojima, 1999b: 368, Figs 5–6, 9–10, 12 (Qld.); 1999c: 380 (key), 384 (distr.), Figs 2, 9, 12–13.
Distribution: NE coastal, N Gulf; Qld.; also Indonesia.