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/2025.67.2.1 <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 new potter wasp species, </span><span lang="en-GB"><em>Eumenes massarum</em></span> <span lang="en-GB"><strong>sp. nov.</strong></span><span lang="en-GB">,</span> <span lang="en-GB">is described. It has often been misidentified as the allopatric </span><span lang="en-GB"><em>E. papillarius</em></span><span lang="en-GB"> (Christ, 1791) due to their morphological similarities. Detailed morphological, morphometric, and COI genetic analyses indicate that </span><span lang="en-GB"><em>E. massarum</em></span> <span lang="en-GB"><strong>sp. nov.</strong></span><span lang="en-GB"> is a separate taxon, genetically more closely related to </span><span lang="en-GB"><em>E. pedunculatus</em></span><span lang="en-GB"> (Panzer, 1799). Current data suggests a restricted distribution, primarily in the coastal and mountainous regions of Croatia. The European fauna of this genus is now comprised of 14 known species.</span></span></span></span></p> OZREN POLAŠEK Copyright (c) 2025 Magnolia press 2025-07-24 2025-07-24 67 2 40 50 10.12976/jib/2025.67.2.1 https://mapress.com/jib/article/view/2025.67.2.2 <p lang="en-US" align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">A new species of the genus <em>Protocollyris</em> from northern Vietnam is described. Images of habitus, aedeagus and important diagnostic features are provided. A key to species of the genus <em>Protocollyris</em> known from Vietnam is given. </span></span></span></p> ALEXANDER ANICHTCHENKO ANDREY V. MATALIN Copyright (c) 2025 Magnolia press 2025-07-24 2025-07-24 67 2 51 54 10.12976/jib/2025.67.2.2