Endangered Transsylvanian wingless groundhopper (Tetrix transsylvanica) is not extinct in Croatia and requires urgent protection

• IUCN/SSC Grasshopper Specialist Group
• , Josip Skejo
• , University of Zagreb, Faculty of Science, Department of Biology, Division of Zoology, Evolution Lab, Rooseveltov trg 6, HR-10000 Zagreb, Croatia
• , Jadranka Škorput
• , KBC Zagreb, Kišpatićeva ulica 12, HR-10000 Zagreb, Croatia
• , Marko Pavlović
• , Prva privatna gimnazija s pravom javnosti Varaždin, Frana Supila 22, HR-42000 Varaždin, Croatia
• , Josef Tumbrinck
• , IUCN/SSC Grasshopper Specialist Group; Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection, Berlin, Germany; Auf der Hees 1, Wassenberg, Germany
• , Johannes Tumbrinck
• , Auf der Hees 1, Wassenberg, Germany
• , Ivica Pakrac
• , Varaždinska ul. 130, HR-42000 Gornji Kućan, Croatia
• , Mišo Rašan
• , Srednja škola Prelog, Čakovečka ul. 1, HR-40323 Prelog, Croatia
• , Sebastian Ćato
• , Srednja strukovna škola Šibenik, Ante Šupuka 31, Šibenik HR-22000, Croatia
• , Nikola Srpak
• , Srednja škola Prelog, Čakovečka ul. 1, HR-40323 Prelog, Croatia
• , Maks Deranja
• , IUCN/SSC Grasshopper Specialist Group
• , Karmela Adžić
• , IUCN/SSC Grasshopper Specialist Group
• , Niko Kasalo
• , Matice hrvatske 11, 80101 Livno, Bosnia and Herzegovina