Leptothorax (Myrafant) rugulosus Mackay, 2000: 401, figs. 58, 60, 161, 162 (w.) MEXICO (Michoacan). Nearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: Mexico: Michoacan, 10.5 km. N Cheran, 2255 m., 28.vii.1988, #88-9 (R. Anderson). Primary type depository: MCZC.