Mycocepurus curvispinosus Mackay, 1998c: 423, figs. 5, 6, 9 (w.) COSTA RICA. Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Costa Rica: Guanacaste, Loma Barbudal, ii.1990, #13171 (S.B. Vinson). Primary type depository: UCRS. Secondary type information: Secondary type material: 4 paratype workers. Secondary type localities: 2 paratype workers with same data as holotype but #12171, 12199, 2 paratype workers Mexico: Chiapas, 24 km. SW Cintalpa, 710 m., #10718F, 10720G (W. Mackay). Secondary type depositories: MCZC, UNAM, WEMC (perhaps also UFRRJ). Type notes: Previously cited as being in MZSP by Klingenberg & Brandão, 2005: 46, but not found by Ulysséa et al., 2025: 12. Possibly in UFRRJ.