Bironium borneense Löbl, 1987

Material examined. 1, Sabah, Lahat Datu, Ulu Segama Forest Reserve, Danum Valley Forest Centre, N 04°57.9′ E 117°48.1′, 200 m, 27̅ 28.x.2005, primary forest, D. Mann, E. Slade & J. Villanuava lgt., lowland mixed dipterocarp forest, West trail 10 FIT, OUMNH 2006­051 (OUMNH); 1, with the same data but 21.X.2005, West trail area (MHNG); 1, Sabah, Lahad Datu, Ulu Segama Forest Reserve, Coupe 88 logging area, N 04°59.738′ E 117°50.165′, 250 m, iii̅ iv.2005, FIT no 2, primary forest, Slade & J. Villanuava lgt. lowland mixed dipterocarp forest, Yayasan Sabah Logging Concession OUMNH 2005­062 (OUMNH).

Remarks. The species is known only from East Malaysia (LÖBL et al. 2020). It was based on specimens found in the Gunung Mulu National Park in Sarawak and subsequently recorted from the Mount Kinabalu National Park, the vicinity of Tambunan and the Batu Punggul Resort in Sabah.