Leptothorax exilis obscurior Dalla Torre, 1893 an obsolete combination of Temnothorax obscurior (Dalla Torre, 1893)
Leptothorax tuberum var. obscurior Dalla Torre, 1893: 128 (w.) ALGERIA. Palearctic.
Primary type information: Primary type material: holotype (?) worker. Primary type locality: Algeria: Bône, iii.-iv.1889 (A. Forel). Primary type depository: MHNG. Type notes: No indication of number of specimens is given.