Macromischa isabellae mutica Smith, 1937 an obsolete combination of Temnothorax mutica (Smith, 1937)
Macromischa isabellae subsp. mutica Smith, 1937: 847 (w.) PUERTO RICO. Neotropic.
Primary type information: Type-material: syntype workers (number not stated). Type-locality: Puerto Rico: Maricao Insular Forest, ca 3000 ft, 18.viii.1935 and 11.vii.1935 (M.R. Smith). Type-depositories: AMNH, MCZC, NHMB, USNM. Type notes: Baroni Urbani, 1978b: 464, records 14 syntype workers.