Tetramorium sibiricum Seifert, 2021: 21, figs. 4-9, tab. 1 (w.) RUSSIA (Siberia). Palearctic.

Primary type information: Type-material: holotype worker. Type-locality: Russia: 51.04806 N, 106.16686 E, Gusinoye Ozero – 10 SW, 615 m, stony steppe, under stone, 4.vii.2013 – 153_S (I. Antonov) Type-depository: SMNG. Secondary type information: Paratype-material: 29 paratype workers. Paratype-localities: 4 paratype workers with same data as holotype; 5 paratype workers 51.04742 N, 106.16703 E, Gusinoye Ozero – 10 SW, 601 m, stony steppe, under stone, 4.vii.2013 – 154_S (I. Antonov); 4 paratype workers 51.04786 N, 106.16694 E, Gusinoye Ozero – 10 SW, 609 m, stony steppe, under stone, 4.vii.2013 – 155_S (I. Antonov); 4 paratype workers 51.04778 N, 106.16689 E, Gusinoye Ozero – 10 SW, 608 m, stony steppe, under stone, 6.vii.2013 – 156_S (I. Antonov); 4 paratype workers 51.04772 N, 106.16689 E, Gusinoye Ozero – 10 SW, 600 m, stony steppe, under stone, 6.vii.2013 – 157 (I. Antonov); 4 paratype workers 51.04800 N, 106.16697 E, Gusinoye Ozero – 10 SW, 615m, stony steppe, under stone, 6.vii.2013 – 176_S (I. Antonov); 4 paratype workers 50.43683 N, 106.12525 E, Naushki village – 5 km N, 851 m, in soil, dirt road, forest-steppe, 10.vii.2013 – 145_S (I. Antonov). Paratype-depository: SMNG.