Timulla nisa Mickel, 1938:592, ♀. Holotype ♀, Canal Zone: Ancon, 3.iv.1926 (U.S. National Museum, no. 52132, leg. C.T. Greene), Allotype ♂, Cerro Cara de Iguana, El Valle de Antón, Coclé Province, 2-3 Oct 1988 (MIUP, leg. R. Cambra), designated by Cambra & Quintero, 1993Cambra, R.A. & Quintero, D. 1993. Studies on Timulla Ashmead (Hymenoptera: Mutillidae): New distribution records and synonymies, and descriptions of previously unknown Allotypes. The Pan-Pacific Entomologist 69 (4):299-313.:302. - Mickel, 1938Mickel, C.E. 1938. The Neotropical mutilid wasps of the genus Timulla Ashmead (Hymenoptera:Mutillidae). Transactions of the Royal Entomological Society of London 87 (22):529-680. (distribution); Callan, 1990Callan, E.Mc C. 1990. Mutillidae of Trinidad. Sphecos 19:21-22. (distribution); Cambra & Quintero, 1993Cambra, R.A. & Quintero, D. 1993. Studies on Timulla Ashmead (Hymenoptera: Mutillidae): New distribution records and synonymies, and descriptions of previously unknown Allotypes. The Pan-Pacific Entomologist 69 (4):299-313. (distribution); Starr & Hook, 2003Starr, C.K. & Hook, A.W. 2003. The aculeate Hymenoptera of Trinidad, West Indies. Occasional Papers o the Department of Life Sciences, University of the West Indies 12:1-31. (distribution); Lo Cascio, 2015Lo Cascio, P. 2015. Worldwide checklist of the island mutillid wasps (Hymenoptera Mutillidae). biodiversity Journal 6 (2):529-592. (distribution); Cambra et al., 2018Cambra, R.A., D. Quintero, G.C. Waldren, P.R. Bartholomay & K.A. Williams 2018. Taxonomic revision of the genus Timulla Ashmead, 1899 of Panama (Hymenoptera: Mutillidae). Tecnociencia 20 (2):23-57. (distribution); Pagliano et al., 2020Pagliano G., D.J. Brothers, R. Cambra, A.S. Lelej, P. Lo Cascio, M.M. Palmerini, P.L. Scaramozzino, K.A. Williams & M. Romano 2020. Checklist of names in Mutillidae (Hymenoptera), with illustrations of selected species. Bolletino del Museo Regionale di Scienze naturali Torino 36 (1-2):5-425. (distribution).