found:Permata tersembunyi Kalimantan Timur, c2011:t.p. (Nunukan) p. 13 (a regency, loc. in Kalimantan Timur Province)
found:GEOnet, June 8, 2012(Nunukan, ppl, 04°09'N, 117°38'E; variant: Noenoekan)
found:GEOnet, November 7, 2017(Kabupaten Nunukan, ADM2, 04° 08' N, 116° 42' E; a second-order administrative division located in Kalimantan Utara; one third-order administrative division located in Kalimantan Utara)