Mutilla rufogastra Lepeletier, 1845:629, 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.:598, Lectotype ♂ (Spinola collection, Torino, Italy); 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.:310, Syntype ♂ (Spinola, Torino, Italy, No. 198.1). - As Timula rufogastra: - Braet et al., 2000Braet, Y., J.A. Cerda & J. Fretey 2000. Note sur quelques insectes récoltés au piège Malaise en Guyane française. Notes faunique de Gembloux 38:3-20. (distribution). - As Timulla rufogastra: - 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); Mickel, 1952Mickel, C.E. 1952. The Mutillidae (Wasps) of British Guiana. Zoologica (New York) 37 (3):105-150. (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); 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).
Timulla eriphyla Mickel, 1938:591, ♀. Holotype ♀, French Guiana: Roches de Kouru (Museum National d’Histoire Naturelle, Paris). - 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, 1950Callan, E.Mc C. 1950. Observations on tropical wasps in Trinidad. Eighth International Congress of Entomology. Stockholm :204-206. (distribution); Mickel, 1952Mickel, C.E. 1952. The Mutillidae (Wasps) of British Guiana. Zoologica (New York) 37 (3):105-150. (distribution); Callan, 1990Callan, E.Mc C. 1990. Mutillidae of Trinidad. Sphecos 19:21-22. (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); 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), 269 ( listed as synonym of Timulla rufogastra (Lepeletier, 1845)).