Classification, annotated list and keys for the black flies (Diptera: Simuliidae) of Peninsular Malaysia Author Takaoka, Hiroyuki Author Ya’Cob, Zubaidah Author Sofian-Azirun, Mohd text Zootaxa 2018 2018-10-12 4498 1 1 65 journal article 29003 10.11646/zootaxa.4498.1.1 e3157d39-d48d-4df2-94a8-b097803e4342 1175-5326 1459138 334E786F-2793-4F10-909C-4ABBDA4075ED 5 . Simulium ( Gomphostilbia ) izuae Takaoka, Sofian-Azirun & Hashim, 2013 Simulium ( Gomphostilbia ) izuae Takaoka et al ., 2013a : 1179 –1189 (Female, male, pupa and larva). This species was described from females, males, pupae and larvae ( Takaoka et al ., 2013a ). It is characterized in the pupa by the ventral paired filaments with a short stalk shorter than the common basal stalk. The aquatic stages were collected from small streams at low to high elevations ( 159–1,405 m ) in Cameron Highlands (Ya’cob et al ., 2016b).