Tachysphex gussakovskii Pulawski, 1971

Tachysphex gussakovskii Pulawski, 1971: 106, ♀, ♂. Holotype: ♀, Kazakhstan, Baigakum [ZISP]; Mokrousov et al. 2016: 25 (Astrakhan Prov.).

Tachysphex speciosissimus: Mokrousov et al. 2016: 26 (misidentification); Antropov 2017: 240.

Material examined. Russia. Tyva Rep., 12 ♀, 3 ♂, Tore-Khol Lake, 27 km SSW Erzin vill. [50.022°N 95.041°E], 11-12.VII.2014, AL, MP, VL [MMC]; 1 ♀, 12 km SW Samagaltai vill. [50.518833°N 94.88665°E], 19.VII.2014, AL, MP, VL [MMC] .

Distribution. Russia (Astrakhan Prov., * Tyva Rep.); Turkmenistan, Uzbekistan, Tajikistan, Kazakhstan.

Remarks. Tachysphex speciosissimus Morice, 1897 should be excluded from the list of Russian fauna because previous records were based on misidentification.