Inventory of fishes in the upper Pelus River (Perak river basin, Perak, Malaysia) Author Ikhwanuddin, Mat Esa Mohd Author Amal, Mohammad Noor Azmai Author Aziz, Azizul Author Sepet, Johari Author Talib, Abdullah Author Ismail, Muhammad Faiz Author Hashim, Nor Rasidah text Check List 2017 2017-08-18 13 4 315 325 http://dx.doi.org/10.15560/13.4.315 journal article 10.15560/13.4.315 1809-127X Glyptothorax siamensis Hora, 1923 Glyptothorax siamensis Hora 1923: 168 . Material examined. Table 1 ; Figure 4g . This species differs from G. platypogonides by having a fairly uniform color pattern with distinct pale mid-dorsal and midlateral stripes (vs highly mottled col- oration without any pale stripes). Glyptothorax siamensis is further distinguished from G. dorsalis by the absence of pale nuchal shield (vs presence of a pale nuchal shield) ( Ng and Rachmatika 2005 ). Synbranchiformes