| Reference no. | Holthuis, L.B., 1991 |
| Ecosystem | Tweed-Moreton |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Type locality, due east of Point Lookout, North Stradbroke Island, Queensland, 157 m, RMNH (holotype Ibacus brucei, male) (Ref. 89477). C: Refs. 4, 82140, 82141; O: Ref. 89477. |