New data on the bush-cricket Montana medvedevi (Orthoptera: Tettigoniidae), critically endangered in Europe (EU 28), and a comparison of its song with all known song patterns within the genus Ivković, Slobodan Iorgu, Ștefan Horvat, Laslo Chobanov, Dragan Korsunovskaya, Olga Heller, Klaus-Gerhard Zootaxa 2017 4263 3 527 542 73PTD Uvarov, 1933 Uvarov 1933 [151,580,331,357] Insecta Tettigoniidae Montana Animalia Orthoptera 12 539 Arthropoda species tianshanica    Thecalling song of  M. tianshanicadiffers from that of all other   Montanaspecies. Itconsists of relatively short, polysyllabic (ca. 3–9 macrosyllables) echemes (syllable repetition rate ca. 25 Hz) separated from each other by intervals of about the same duration ( Fig.  7I). Regularly some echemes contain microsyllables at the beginning and only few macrosyllables. 1502352996 [151,693,331,357] 7 I. Montana 12 539 1 Montana 1502352995 2009-07-30 G. Heller & According & Sjostedt & Hummel China Locality 2000 43.9 Tian 1140 88.11667 Tian 12 539 5 5 Xinjiang holotype 1502352993 7 I It The 12 539 1 Montana