Leptothorax (Myrafant) rugosus Mackay, 2000: 399, figs. 18, 160 (w.) MEXICO (Nuevo León). Palearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: Mexico: Nuevo León, El Salto (Zaragosa), 1415 m., 10.vi.1988, no. 11012-8 and 11012-10 (W. Mackay). Primary type depository: MCZC. Secondary type information: Secondary type material: 2 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: UNAM, UTEL, WEMC. Secondary type specimen: UTEPENT05451. Type notes: Prebus, 2021b: 352, cites 1 paratype (no. 11012-10) in UTEL.