Strumigenys calvus Dong & Kim, 2020 valid

Strumigenys calvus Dong & Kim, 2020: 4, figs. 1-3, 12 (w.q.) SOUTH KOREA. Palearctic.

Primary type information: Type-material: holotype worker. Type-locality: Republic of Korea: near Mt. Hallasan, Haean-dong, Jeju-si, Jeju-do Is., 3.403031, 126.461783, 668 m, 11.ix.2018, hand collecting (M.S. Dong). Type-depository: KNU. Type-specimen: KADB230-01. Secondary type information: Paratype-material: 32 paratype workers, 1 paratype queen, 15 paratype gynes. Paratype-locality: same as for holotype. Paratype-depository: KNU. Paratype specimen: KADB230-02 (queen).