Primary type information:
Primary type material: syntype major and minor workers, syntype queens, syntype males (numbers not stated, “numerous”). Primary type localities: Ecuador: Galapagos Is, Indefatigable I. (= Santa Cruz I.), Seymour Bay, 1923 (W.M. Wheeler) (invalid restriction of type locality by Kempf, 1972b: 64; no lectotype designated), Ecuador: Galapagos Is, South Seymour I. (= Baltra I.), 1923 (W.M. Wheeler). Primary type depository: MCZC.