Pseudomystus stenogrammus, a new species of bagrid catfish from Borneo (Teleostei, Bagridae). Author Heok Hee Ng Author Darrell J. Siebert text Zootaxa 2005 813 1 7 http://www.zoobank.org/urn:lsid:zoobank.org:pub:E0294D16-1583-457F-956C-31236DEE7E2E journal article z00813p001 Pseudomystus mahakamensis : RMNH 7838 , 2 males, syntypes , 83.8-84.6 mm SL; Borneo: Tepoe . CMK 7785 , 1 female, 92.0 mm SL; Borneo : Kalimantan Timur , Mahakam River, boulders upstream of Melak .