Leptothorax angustulus r. trabutii Forel, 1894d: 37 (w.) ALGERIA. Palearctic.

Primary type information: Primary type material: syntype workers (number not stated). Primary type localities: Algeria: Oran, Tlemcen, 27.iii.-19.iv.1893 (A. Forel), Oran, Terni, 27.iii.-19.iv.1893 (A. Forel), Oran, Les Trembles, 27.iii.-19.iv.1893 (A. Forel), Oran, Hammam bou Hadjar, 27.iii.-19.iv.1893 (A. Forel). Primary type depository: MHNG. Primary type specimens: CASENT0909013, MGHNG ENTO 0100927. Type notes: Schifani et al., 2025: 269, cite 2 syntype workers in MHNG.

Infrasubspecies

• L. a. t. convexotrabutii Forel, 1894
• L. a. t. veneris Santschi, 1918