Monomorium dine Cover & Rabeling, 2025: 162, fig. 1 (q.) U.S.A. (New Mexico). Nearctic.

Primary type information: Primary type material: holotype queen. Primary type locality: U.S.A.: Navajo Nation, New Mexico, San Juan County, Beautiful Mountain, 36.5011°N, 108.9672°W, 2544 m., Ponderosa Pine forest, dcbm090711_ant13, Navajo Reservation, under rock, 11.vii.2009 (Gary D. Alpert). Primary type depository: MCZC. Primary type specimen: MCZENT00670596. Secondary type information: Secondary type material: 2 paratype queens. Secondary type locality: same as for holotype. Secondary type depository: MCZC. Secondary type specimens: MCZENT00670595, MCZENT00670597.