Hylaeus (Hylaeus) cardioscapus Сockerell, 1924

Hylaeus cardioscapus Сockerell, 1924a: 276, ♀, Ƌ (holotype—Ƌ, “Kudia-River, Siberia” [Primorskiy Terr., Russia], VI.1923, leg. T. Cockerell, USNM); Dathe 1986a: 271; Proshchalykin & Dathe 2012: 11.

Material examined. Mongolia. Khovd Aimag: 1 ♂, 12 km SW Altai, Bodonchin-Gol, 21.VI.1980, GM (ZISP); Govi-Altai Aimag: 1 ♀, Shargyn-Gobi, 10 km E Bayan, 23.VIII.1967, VZ (ZISP); Khuvsgul Aimag: 1 ♂, Busiin- Gol, 3.VIII.1899, Soldatov (ZISP); Arkhangai Aimag: 2 ♀, 1 ♂, 160 km NW Tsetserleg, Tsagan-Nur, 2100 m, 20.VII.2004, JS, MKA (OLBL); 5 ♂, 70 km NNW Tsetserleg, 25.VII.2005, JH (OLBL); 3 ♀, 20 ♂, 90 km NE Tsetserleg, 1400 m, 27.VII.2005, JH, MKA (OLBL); 1 ♂, Chulutyn-Gol, 1940 m, 23.VII.2005, JH (OLBL); 1 ♂, Mongol Els nat. res. [47º24'N 103º39'E], 1320 m, 31.VII.2005, MK (OLBL); Bayan-Khongor Aimag: 1 ♂, 3 km E Erdene-Tsogt, Khangai Ridge, 24.VI.2012, AT (IBSS); Tuv Aimag: 1 ♀, Shara-khala Urga, 8.VIII.1905, PK (ZISP); 1 ♀, Syutszukte, SE Kentei, NW Urga, 19.VIII.1924, PK (ZISP); 1 ♀, 27.VI–13.VII.1925, PK (ZISP); 1 ♀, Tola River Valley, 20.VI.1925, PK (ZISP); 1 ♂, 1–10.VII.1926, PK (ZISP); 1 ♂, Bogdo-ula, near Ulaanbaatar, 29.VI.1967, VZ (ZISP); 1 ♀, Ulaanbaatar, Tuul-gol, 20.VII.1986, MD (SDEI); 1 ♀, Ulaanbaatar, Zuunmod env., 1630 m, 27.VII.2004, MKA (OLBL); 3 ♂, 100 km E Ulaanbaatar, 20 km NE Tereltz, Tola River, 15–21.VII.2003, JH (OLBL); Dornod Aimag: 1 ♀, Tamsag-Bulak, 24–25.VII.1976, IK (ZISP).

Distribution in Mongolia. Khovd Aimag, *Govi-Altai Aimag, *Khuvsgul Aimag, *Arkhangai Aimag, *Bayan-Khongor Aimag, Bulgan Aimag, Tuv Aimag, *Dornod Aimag (Fig. 3 i). General distribution. Transpalaearctic-eurosiberian species; west to Austria, Germany, eastern Europe, north to 63°.