New species of the family Philopotamidae (Insecta: Trichoptera) from Malaysia and Indonesia
Three new species and one new subspecies of caddis-flies from the family Philopotamidae are described from the South-East Asia: <i>Gunungiella aguha </i>sp. nov., <i>G. gundergonia </i>sp. nov., <i>G. fimfafiazga styniviella </i>subsp. nov. and <i>Wormaldia simplicissima </i>sp. nov. The insects were collected by the authors during the collecting trips to the Western Malaysia (Malacca Peninsula) and Indonesia, Lombok island (<i>G. aguha</i>). The new species from Indonesia lives at inhabits the south-easternmost part border of the distribution area of the genus dispersal range.