Proceratium ivimka de Andrade, 2003a: 320, fig. 130 (w.) NEW GUINEA (Papua New Guinea). Australasia.

Primary type information: Type-material: holotype worker. Type-locality: Papua New Guinea: Gulf Prov., Ivimka camp, Lakekamu Basin, 7.7°S, 146.8°E, 400 m., 20.xi.1996, #96-350, lowland wet forest, sifted leaf litter & debris from rotten log (R.R. Snelling). Type-depository: LACM. Secondary type information: Paratype-material: 1 paratype worker. Paratype-locality: same data as holotype but 7.73°S, 146.76°E, 110 m., 14.xi.1996, #96-325.