Subgenus Heliocasnonia Liebke, 1938

Odacantha (Heliocasnonia) metalica Fairmaire, 1889

New record for Hong Kong that was confirmed by Dr. Martin Baehr. Material: 1 ex. W.T.L., 16.iv.13; 1 ex. W.T.L., 1.v.08; 1 ex. W.T.L., 15.v.14; 2 exx. W.T.L., 31.v.15; 1 ex. W.T.L., 2.vi.09; Hong Kong, Luk Keng, 3.vi.15 Leg; G.T. Reels; 1 ex. W.T.L., 15.vi.08; 1 ex. W.T.L., 27.vi.08; Sight record W.T.L., 12.vii.14; 1 ex. W.T.L., 21.viii.11; Sight record W.T.L., 6.ix.14; 1 ex. W.T.L., 20.ix.09; 1 ex. W.T.L., 28.ix.07; ♀ W.T.L., 9.x.15. Biology: Imago found April to October. Can be attracted to light, it is fully winged and capable of flight.