Stigmomyrmex robustus Mayr, 1868 an obsolete combination of Stiphromyrmex robustus (Mayr, 1868)
Stigmomyrmex robustus Mayr, 1868c: 97, pl. 5, fig. 101 (w.) BALTIC AMBER (Eocene).
Secondary type information: Neotype MZ PAN 8483, in Museum of the Earth, Warsaw, Poland (MZ)
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