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 Homalopteroides tweediei ( Herre, 1940 ) Homaloptera tweediei Herre 1940: 7 . Material examined. Table 1 ; Figure 3b . This species possesses 33–37 lateral line scales; 4 simple and 10 branched pectoral-fin rays; 4 or 5 scale rows between the lateral line and dorsal-fin origin; faint dorsal and lateral blotches with a dark stripe along the lateral line, while dorsal and lateral blotches faint with a slightly darker mid-lateral stripe; pectoral fins extend- ing past-pelvic-fin base. Diagnosis characters ( Alfred 1969 ): 32–36 + 2 lateral line scales, 3–5 unbranched and 7–11 branched pectoral-fin rays (vs 37–39 + 2 lateral line scales, and 5 or 6 unbranched and 10–12 branched pec- toral-fin rays in H. smithi ). This species can be found in moderate currents with living and dead vegetation. They feed on small aquatic insects and zooplankton ( Rainboth 1996 ).