Holcoponera striatula var. simplicoides Emery, 1911e: 41 (w.) BRAZIL (São Paulo). Neotropic.

Primary type information: Primary type material: syntype workers (number not stated). Primary type locality: Brazil: São Paulo, Raiz da Serra, 10.xii.1906 (H. Luederwaldt). Primary type depositories: MHNG, NHMB. Primary type specimen: CASENT0907176 MP 6737. Type notes: 1) Baroni Urbani, 1973b: 128, cites 1 worker syntype in NHMB. 2) Ulysséa et al., 2025: Table S2, supply the corrected collection details from the handwritten catalogues at MZSP: MP 6737, 10.xii.1906, Ectatomma (Holcoponera) striatulum Mayr var. simplicoides n. var For. (Formic.), H. Luederwaldt, Raiz da Serra, em excremento de homem, [illegible] Luderw. det. 14. Public! 3) Original collection information: Brazil: São Paulo (H. von Ihering).