https://mapress.com/jib <p><strong>Journal of Insect Biodiversity</strong> (<strong>JIB</strong>) is an international, peer-reviewed scientific journal of Biodiversity Application &amp; Research Center of the Atatürk University. <span lang="EN-GB">JIB is dedicated to publishing high-quality novel </span><span lang="EN-GB">scientific data </span><span lang="EN-GB">on <strong>insect biodiversity</strong>. The aims</span> of this journal are to share and disseminate novel scientific information on the discovery, description, and conservation of insect diversity. </p> Magnolia Press en-US Journal of Insect Biodiversity 2538-1318 Copyright is retained by Magnolia press LTD. https://mapress.com/jib/article/view/2026.82.2.1 <p lang="en-US" align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;"><span lang="en-GB">A revision of all the species of the genus </span><span lang="en-GB"><em>Thopeutica </em></span><span lang="en-GB">described or cited from the island of Mindanao (Philippines) is presented. Four species are described as new: </span><span lang="en-GB"><em>T.</em></span><span lang="en-GB"> (s. str.) </span><span lang="en-GB"><em>cassolai</em></span> <span lang="en-GB"><strong>sp. nov.,</strong></span> <span lang="en-GB"><em>T.</em></span><span lang="en-GB"> (s. str.) </span><span lang="en-GB"><em>intermedia </em></span><span lang="en-GB"><strong>sp. nov.,</strong></span> <span lang="en-GB"><em>T.</em></span><span lang="en-GB"> (s. str.) </span><span lang="en-GB"><em>maindai</em></span> <span lang="en-GB"><strong>sp. nov.</strong></span><span lang="en-GB"> and</span> <span lang="en-GB"><em>T.</em></span><span lang="en-GB"> (s. str.) </span><span lang="en-GB"><em>abdita </em></span><span lang="en-GB"><strong>sp. nov. </strong></span><span lang="en-GB">Two new synonymies are established: </span><span lang="en-GB"><em>T.</em></span><span lang="en-GB"> (s. str.) </span><span lang="en-GB"><em>microcephala</em></span><span lang="en-GB"> (Horn, 1924) = </span><span lang="en-GB"><em>T.</em></span><span lang="en-GB"> (s. str.) </span><span lang="en-GB"><em>milanae</em></span><span lang="en-GB"> Wiesner, 1992</span><span lang="en-GB"><strong> syn. nov.</strong></span><span lang="en-GB">, and </span><span lang="en-GB"><em>T.</em></span><span lang="en-GB"> (s. str.) </span><span lang="en-GB"><em>davaoensis </em></span><span lang="en-GB">Cassola &amp; Ward, 2004 = </span><span lang="en-GB"><em>T.</em></span><span lang="en-GB"> (s. str.) </span><span lang="en-GB"><em>anichtchenkoi </em></span><span lang="en-GB">Wiesner, 2015 </span><span lang="en-GB"><strong>syn. nov.</strong></span><span lang="en-GB"> In total, 12 species are confirmed for the fauna of this island; the previous citations of 4 other species from Mindanao are discussed and considered erroneous. A key to the species is provided. Color photographs of the habitus, the main diagnostic characters, and the variability of all species are presented. </span></span></span></span></p> ALEXANDER ANICHTCHENKO RICCARDO SCIAKY Copyright (c) 2026 Magnolia press 2026-04-02 2026-04-02 82 2 37 73 10.12976/jib/2026.82.2.1