Records of Psocidae: Psocinae (Insecta: Psocoptera) from Sumatra, Indonesia Author Kentjonowati, Endang Sri Jurusan Biologi, Kampus Bukit Jimbaran, Universitas Udayana, Bali, Indonesia. E-mail: endkent @ yahoo. com. au Author New, T. R. Department of Zoology, La Trobe University Victoria 3086, Australia. E-mail: T. New @ latrobe. edu. au text Zootaxa 2010 2010-04-20 2431 1 62 68 https://biotaxa.org/Zootaxa/article/view/zootaxa.2431.1.4 journal article 10.11646/zootaxa.2431.1.4 1175-5326 5306771 Psocidus validus Thornton Psocidus validus Thornton, 1960: 252 . Material examined (all taken by beating): INDONESIA , SUMATRA , Lampung , Bukit Barisan Selatan National Park , Skincau , 800m , 1 male , 3.I.1996 , ESK ; Lampung , Pekon Balak , 1160m , 2 males , 9.I.1996 , ESK . Remarks: Psocidus validus was described from Hong Kong , and is also known from East Java and West Java. The Sumatran specimens are clearly referable to this species, having similar fore wing pattern. In genitalic features, the phallosome has two sclerotised rods and a lateral apophysis; the hypandrium has a setose apical lobe and a pair of sclerotised posterior lobes; the ninth tergite has two large posteriorly directed pointed projections.