Proceratium amazonicum Fernandes et al., 2019: 552, figs. 1A,B, 2A-F (w.) BRAZIL (Rondônia). Neotropic.

Primary type information: Type-material: holotype worker. Type-locality: Brazil: Rondônia, Floresta Nacional do Jamari (Flona Jamari), 9°09’40’’S, 63°01’24’’W, Serra da Onça, Novo Mundo, 10.i.2018, soil sample on ground (D.C. Castro). Type-depository: INPA.