Polyrhachis ritsemai Mayr, 1883a: 245 (w.q.) INDONESIA (Sumatra). Indomalaya.

Primary type information: Primary type material: 1 syntype worker, 2 syntype queens. Primary type localities: worker Indonesia: Sumatra, Soepajang (no collector’s name, presumably Ritsema), 1 queen Sumatra, Silago (no collector’s name, presumably Ritsema), 1 queen with no data (“ohne Vaterlansangabe”). Primary type depository: NHMW.