Known from Sumatra (Palembang, Lahat, Batang Hari, Kwantan R.), Borneo (Kapuas, Kahajan, Barito) (Ref. 2091), and Java (Ref. 28024). Found in the Kapuas Lakes Area in western Borneo, where it is very common, especially at the end of the wet season (April-May). Recorded from Danau Sentarum National Park in the Kapuas basin of Borneo, Kalimantan Barat (Ref. 56749). Usually collected from the lower surface of floating objects such as boats and floating houses (Ref. 56749). Also Ref. 26580.