Montana decticiformis (Stshelkanovtzev, 1914)

Ivković, Slobodan, Iorgu, Ștefan, Horvat, Laslo, Chobanov, Dragan, Korsunovskaya, Olga & Heller, Klaus-Gerhard, 2017, 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, Zootaxa 4263 (3), pp. 527-542 : 538

Montana decticiformis (Stshelkanovtzev, 1914) —song type II—Fig. 7C2.

Kazakhstan, N Zharmysh, stony canyon with semidesert vegetation, 215 m a.s.l., N 44°08', E 53°16', 14.vi.2016, one male, leg. D. Chobanov.

At night and lower temperature (20°C), the same specimen which had sang song type I during the day at 26°C, produced a calling song consisting of regularly repeated echemes with several syllables ( Fig. 7 C2). (see also above, song type I)

Figures

FIGURE 7. Oscillograms of calling songs of Montana species. A— medvedevi, B— striata (left Romania, right Russia), C 1 — decticiformis (Shatpe 27 ° C + sun), C 2 — decticiformis (Zharmysh 20 ° C), D— taurica, E 1 — montana (Austria), E 2 — montana (Ukraine, 25 ° C), F— daghestanica, G— armeniaca, H— eversmanni (see text), I— tianshanica, J 1 — tomini (25 ° C), J 2 — tomini (16 ° C), K— helleri. See Table 2 and text for details.