Аннотация:A new crane fly species from South Korea, Tipula (Pterelachisus) submitophora sp. nov. (Diptera: Tipulidae), is described and illustrated. The male and female of the most closely related species, T. (P.) mitophora Alexander, 1934, are redescribed and illustrated. In both species, males are full-winged and females are strongly brachypterous.