Myrmecocystus melliger var. semirufus Emery, 1893k: 667 (w.m.) U.S.A. (California). Nearctic.

Primary type information: Primary type material: lectotype worker (by designation of Snelling, 1976: 49). Primary type locality: lectotype U.S.A.: California, San Jacinto (no collector’s name) (invalid restriction of type locality by Wheeler, 1908g: 355; no lectotype designated). Primary type depository: AMNH. Secondary type information: Secondary type material: 1 paralectotype worker. Secondary type locality: same as for lectotype. Secondary type depository: MSNG. Type notes: 1) Other original syntype locality: U.S.A.: Colorado, Denver (no collector’s name) (invalid restriction of type locality by Creighton, 1950a: 868; no lectotype designated). 2) Snelling, 1976: 49, says other specimens from the San Jacinto series are in USNM.

Infrasubspecies

• M. m. s. kennedyi Cole, 1936
• M. m. s. romainei Cole, 1936