Mongolotettix Rehn, 1928

Sergeev, M. G., Storozhenko, S. Yu. & Benediktov, A. A., 2019, An annotated check-list of Orthoptera of Tuva and adjacent regions. Part 2. Suboder Caelifera. Tridactylidae, Tetrigidae, Acrididae: Melanoplinae, Calliptaminae, and Gomphocerinae (except Gomphocerini), Far Eastern Entomologist 389, pp. 7-44 : 17-18

Genus Mongolotettix Rehn, 1928

17(39). Mongolotettix vittatus (Uvarov, 1914)

Chrysochraon vittatus: Uvarov, 1914: 168–169 .

Mongolotettix japonicus vittatus: Berezhkov, 1951: 17 ; Berezhkov, 1956: 85; Benediktov, 1997:

117; Vedenina & Bukhvalova, 2001: 96; Bukhvalova, 2006: 201.

Mongolotettix japonicus: Sergeev et al., 1995: 96–97 ; Vedenina & Bukhvalova, 2001: 96.

Euthystira japonica: Sergeev & Baturina, 2017: 214 .

Mongolotettix mistshenkoi auct.: Bukhvalova & Zhantiev, 1993 (misidentification – see Benediktov,

1997: 118; Vedenina & Bukhvalova, 2001: 98).

MATERIAL. Tuva: W Sayan Mts., Alash Plateau, Ak-Sug River, 51°24ʹN, 90°28ʹE, 1075–1077

m, terraces, steppe and meadow, 12.VIII 2016, a male observed ( MS); W Sayan Mts. , Alash Plateau, AkSug River, 51°24ʹN, 90°27ʹE, 1079–1085 m, southern slope, stony semi-desert, 13.VIII 2016, 3 ♂ ( MS) ;

W Sayan Mts., Alash Plateau, Ak-Sug River, 51°23ʹN, 90°28ʹE, 1208 m, southern slope, stony steppe,

13.VIII 2016, 1 ♂ ( MS); Turan-Uyuk Intermountain Basin , Begreda River, 51°59ʹN, 94°18ʹE, 830–845 m ,

southern slope and piedmont plain, semi-deserts, 12.VIII 2018, 1 ♀ ( MS); E Tuva, Academician

Obruchev Range, southern slope, Koptu (Khapto) River, 51°44ʹN, 95°26ʹE, 1006 m, southern slope,

stony steppe, 11.VIII 2018, 2 ♂ ( MS); E Tuva, Academician Obruchev Range, southern slope, Koptu

(Khapto) River, 51°37ʹN, 95°21ʹE, 788–843 m, southern slope and upper terraces, steppes, 11.VIII 2018, 8

♂, 3 ♀ ( MS); Chaa-Khol River , 51°34′N, 92°23′E, 570–600 m, dry steppes, 14–18.VII 1962 , 8 ♂ ( IS) ;

14 km SW Shagonar City, Shagonar River , 51°27ʹN, 92°45ʹE, 583 m, lower terrace, meadow between bushes, 17–18.VI 2017, 7 ♂, 6 ♀ ( MS) ; 14 km SW Shagonar City, Shagonar River , 51°27ʹN, 92°45ʹE ,

583 m, upper terrace, dry meadow, 17.VI 2017, 2 ♀ ( MS); 14 km SW Shagonar City, Shagonar River ,

51°28ʹN, 92°44ʹE, 615–629 m, slopes and piedmont plain, semi-deserts, 21, 23.VI 2017, 3 ♀ ( MS); 14

km SW Shagonar City, Shagonar River, 51°28ʹN, 92°44ʹE, 610 m, steppe with Stipa , 23.VI 2017, 1 ♂

( MS); 14 km SW Shagonar City, Shagonar River, 51°27ʹN, 92°45ʹE, 580–582 m, dry meadow, 23–26.VI

2017, 10 ♂, 2 ♀ ( MS); 14 km SW Shagonar City, Shagonar River , 51°28ʹN, 92°45ʹE, 585–600 m, semidesert and dry steppe, 25–26.VI 2017 , 3 ♂, 2 ♀ ( MS); 32 km SW Kyzyl City, Elegest River , 51°29ʹN ,

94°10ʹE, steppe, 22.VII 2014, 5 ♂, 4 ♀ ( SS); Ulug-Khem Intermountain Basin , 25 km SW Kyzyl City ,

Ulug River , 51°35′N, 94°09′E, 650–700 m, piedmont plain and upper terraces, dry steppes and semidesert, 6.VII 1978, 1 ♂, 1 ♀ ( MS); Ulug-Khem Intermountain Basin, 25 km SW Kyzyl City, Ulug River ,

51°34ʹN, 94°10ʹE, 800–900 m, southern slope and piedmont plain, semi-deserts Nanophyton grubovi ,

22.VII 2003, 3 ♂, 1 ♀ ( MS); Ulug-Khem Intermountain Basin , Elegest River, middle part, 51°22ʹN ,

94°04ʹE, 695 m, upper terrace, dry steppe, 16.VI 2017, a specimen observed ( MS); Kaa (Malyj Yenissei)

River, right side, near Boyarovka settlement, 51°32ʹN, 95°21ʹE, 703 m, plain, dry steppe, 12.VIII 2018, 1

♀ ( MS); 6 km SE Baj-Haak settlement, Sosnovka settlement, 51°08ʹN, 94°32ʹE, 21.VII 2014 , 3 ♂, 3 ♀

( SS); SE Ulug-Khem Intermountain Basin, Uzun-Kharagan River, near Balgazyn settlement, 50°57ʹN,

95°16ʹE, 940 m, southeastern slope, stony steppe, 8.VII 1978, 2 ♂, 1 ♀ ( MS); SE Ulug-Khem

Intermountain Basin, Uzun-Kharagan River, near Balgazyn settlement, 50°57ʹN, 95°16ʹE, 940 m,

piedmont plain, balka, meadow between larches, 8.VII 1978, 1 ♂, 2 ♀ ( MS); SE Ulug-Khem

Intermountain Basin, Shuurmak River, 25 km S Balgazyn settlement, near Kuran settlement, 50°47ʹN,

95°17ʹE, 1030–1050 m, southern slope, steppe and meadow, 10.VII 1978, 3 ♂, 3 ♀ ( MS); W Tannu-Ola

Mts., 9 km N Khandagajty settlement, 50°50ʹN, 92°05ʹE, 1637 m, mountain steppes, 19.VIII 1985, 1 ♂

( MS); N Uvs-Nuur Intermountain Basin, Amdaygyn-Khol, 50°42ʹN, 93°16ʹE, 783 m, meadow, 27.VII

1962, several specimens ( IS); NE Uvs-Nuur Intermountain Basin, Shivelig River, 50°39ʹN, 94°28ʹE,

990–995 m, flood-plain and terraces, dry steppes with Caragana , 28.VI 1978, 2 ♂, 1 ♀ ( MS); the same locality, terraces, dry steppes, 18.VII 1978, 4 ♂, 3 ♀ ( MS); the same locality and habitats, 10.VIII 1978 ,

1 ♂ ( MS); NE Uvs-Nuur Intermountain Basin, Shivelig River , 50°43ʹN, 94°33ʹE, 1215 m, lower terrace ,

dry steppe, 15.VII 1978, 1 ♂ ( MS); Dyttyg-Khem River , 13 km SW Samagaltai settlement, 8–9.VII

2013, 3 ♂, 1 ♀ (M. Prostshalykin, V. Loktionov ); Uvs-Nuur Intermountain Basin, Tes River, 50°33ʹN ,

94°31ʹE, 932–934 m, upper flood-plain and terraces, dry meadows and steppes, 27.VI 1978, 6 ♂, 8 ♀

( MS); Uvs-Nuur Intermountain Basin, Tes River, 50°32ʹN, 94°31ʹE, 930–932 m, upper flood-plain,

meadows, 13.VII 1978, 4 ♂, 1 ♀ ( MS); Uvs-Nuur Intermountain Basin , Tes River, 50°33ʹN, 94°31ʹE ,

932–934 m, terraces, steppes, 14.VII 1978, 4 ♂, 9 ♀ ( MS); Uvs-Nuur Intermountain Basin, near Shara

Lake, 50°13ʹN, 94°32ʹE, 902–904 m, plain and upper terrace, sands, semi-desert and grassland with

Achnatherum , 6.VII 2017, 2 ♂ ( MS); 7 km SW Erzin settlement, Tes River , 50°12ʹN, 95°08ʹE, 13.VII

2014, 1 ♀ ( SS); Uvs-Nuur Intermountain Basin , 7 km S Erzin settlement, Tes River, 50°11ʹN, 95°12ʹE ,

1097 m, flood-plains, meadows, 21-22.VII 1978, 1 ♂, 3 ♀ ( MS); Uvs-Nuur Intermountain Basin, 7 km S

Erzin settlement, Tes River, 50°11ʹN, 95°12ʹE, 1097 m, lower terrace, steppes, 23.VII 1978, 1 ♂, 2 ♀

( MS); 25 km SW Erzin settlement, Tes River , 50°05ʹN, 95°21ʹE, 14–15.VII 2014, 3 ♂, 3 ♀ ( SS); UvsNuur Intermountain Basin, S Tore Lake, 50°02′N, 95°03′E, 1152 m, flood-plain, meadow, 7.VII 2017, 1

♂ ( MS); Uvs-Nuur Intermountain Basin , Tore Lake, 50°02′N, 95°03′E, 1150 m, 11–12.VII 2014 , 7 ♂, 7

♀ ( SS); Uvs-Nuur Intermountain Basin , Tore Lake, 50°06′N, 95°06′E, 1100 m, 12.VII 2014 , 2 ♂ ( SS) ;

Uvs-Nuur Intermountain Basin , near Tore Lake, 50°02′N, 95°03′E, 30.VI 2013, 1 ♂ (M. Prostshalykin,

V. Loktionov); 25 km NEE Erzin settlement, Belyj Medved Mt., 50°21ʹN, 95°27ʹE, steppe, 16.VII 2014, 2

♂, 9 ♀ ( SS). Krasnoyarsk Region: southern part, West Sayan Mts., Us Intermountain Basin, near abandoned Idzhim settlement, 52°21′N, 93°13′E, 780–800 m, southern slope, dry mountain meadow and steppe, 22.VII 1995, some specimens observed ( MS) .

REMARKS. Acoustic signals of Mongolotettix japonicus (I. Bolívar) and M. vittatus (Uvarov) are quite different (Vedenina & Bukhvalova, 2001; Tishechkin & Bukhvalova, 2009).

DISTRIBUTION. Tuva: WSW, WSE, ET, UKH, KKH, WTO, UVS, SAN. – S Siberia from Tuva and Krasnoyarsk Region to Dauria, S Amur Region; Mongolia , NE China.

ECOLOGY. Very often associated with the dry steppes with relatively high grasses.