Liosphex varius Townes, 1977:10 (key), 11, ♂♀. Holotype ♀, Tall Timbers (near Tallahassee), Fla., U. S. A., June 29 to July 11, 1971 (Townes, leg. R.H. Arnett); Guidotti, 1999Guidotti, A.E. 1999. Systematics of little known parasitic wasps of the family Rhopalosomatidae (Hymenoptera: Vespoidea). Dissertation , . Canada.:52, Holotype ♀ (CNCI); Lohrmann & Ohl, 2010Lohrmann, V. & M. Ohl 2010. World revision of the wasp genus Liosphex Townes, 1977 (Hymenoptera: Rhopalosomatidae). Zootaxa 2384:1-43.:35, Holotype ♀ (AEIC). - Townes, 1977Townes, H.K. 1977. A revision of the Rhopalosomatidae (Hymenoptera). Contributions of the American Entomological Institute 15 (1):1-34. (distribution); Stange, 1991Stange, L.A. 1991. The Rhopalosomatidae of Florida. Entomology Circular 341:1-2. (photo, key to Rhopalosomatidae of Florida, distribution); Gauld, 1995Gauld, I.D. 1995. Rhopalosomatidae. In: Hanson, P.E. & I.D. Gauld (Ed.). The Hymenoptera of Costa Rica. 548-552. (distribution); Poole & Gentili, 1996Poole, R.W. & P. Gentili 1996. Nomina insecta Nearctica. A Check List of the Insects of North America. Entomological Information Services, Rockville, Maryland. 1-793. (listed [in 'check list of the insects of north America']); McGown, 1998McGown, M. W. 1998. Rhopalosomatidae of Mississippi. . (distribution, figures); Guidotti, 1999Guidotti, A.E. 1999. Systematics of little known parasitic wasps of the family Rhopalosomatidae (Hymenoptera: Vespoidea). Dissertation , . Canada. (distribution, phylogeny); Tschuch & Brothers, 2000Tschuch, G. & D.J. Brothers 2000. Stridulatory organs in solitary Aculeate Hymenoptera (Insecta). Zoologischer Anzeiger 239:319-327. (distribution, morphology [no stridulatory organ], phylogeny); Sarmiento, 2001Sarmiento M., C.E. 2001. Insectos. Boletin del Proyecto Diversidad de Insectos de Colombia 4:1-15. (listed for Colombia [misidentified], distribution); Coronado Blanco & Ruíz Cancino, 2002Coronado Blanco, J.M. & E. Ruíz Cancino 2002. Registro de Rhopalosoma simile Brues (Hymenoptera: Rhopalosomatidae) para el estado de Tamaulipas, México. Acta Zoológica Mexicana (nueva serie) 86:243-244. (distribution); Fernández & Sarmiento-M., 2002Fernández, F. & C E. Sarmiento-M. 2002. A new species of Olixon Cameron and two new records of Rhopalosomatidae (Hymenoptera) from Colombia. Journal of the New York Entomological Society 110 (3):365-369. (distribution); Schulmeister, 2002Schulmeister, S. 2002. Morphology and evolution of the tarsal plantulae in Hymenoptera (Insecta), focussing on the basal lineages. Zoologica Scripta 32:153-172. (morphology [tarsal plantulae]); Cambra, 2005Cambra, R.A. 2005. Nuevos registros de avispas Apoidea y Vespoidea (Insecta: Hymenoptera) para Panamá. Tecnociencia 7 (2):95-108. (distribution); Sarmiento, 2006Sarmiento, C.E. 2006. Familia Rhopalosomatidae. In: Fernández, F. & M.J. Sharkey (Ed.). Introducción a los Hymenoptera de la Región Neotropical. 517-519. (distribution); Wood & Maupin, 2007Wood, D.L. & Maupin, M.A. 2007. A new state record for Olixon banksii (Hymenoptera: Rhopalosomatidae) in Missouri. The Great Lakes Entomologist 40 (1&2):101-102. (listed); Pilgrim et al., 2008Pilgrim, E.M., C.D. von Dohlen & J.P. Pitts 2008. Molecular phylogenetics of Vespoidea indicate paraphyly of the superfamily and novel relationships of its component families and subfamilies. Zoologica Scripta :1-22. (phylogeny); Lohrmann & Ohl, 2009Lohrmann, V. & M. Ohl 2009. Taxonomie und Biogeographie der Wespen-Gattung Liosphex (Hymenoptera: Vespoidea: Rhopalosomatidae) - Wie variabel ist Liosphex varius?. Mitteilungen der Deutschen Gesellschaft für allgemeine und angewandte Entomologie 17:277-280. (distribution, taxonomy); Rasmussen & Asenjo, 2009Rasmussen, C. & A. Asenjo 2009. A checklist to the wasps of Peru (Hymenoptera, Aculeata). ZooKeys 15:1-78. (distribution); Lohrmann & Ohl, 2010Lohrmann, V. & M. Ohl 2010. World revision of the wasp genus Liosphex Townes, 1977 (Hymenoptera: Rhopalosomatidae). Zootaxa 2384:1-43. (distribution, figures, key), 36 (redescription female, redescription male); Lohrmann et al., 2020Lohrmann, V., Q. Zhang, P. Michalik, J. Blaschke, P. Müller, L. Jeanneau, & V. Perrichot 2020. †Cretolixon – a remarkable new genus of rhopalosomatid wasps (Hymenoptera: Vespoidea: Rhopalosomatidae) from chemically tested, mid-Cretaceous Burmese (Kachin) amber supports the monophyly of Rhopalosomatinae. Fossil Record 23:215-236. (photographs of head in dorsal view and mesosternal lobes); Bulbol et al., 2021Bulbol, M.M., A. Somavilla, D.R. Rodrigues Fernandes & P.R. Bartholomay 2021. A new species of Liosphex Townes, 1977 (Hymenoptera: Rhopalosomatidae) from the Amazon forest and new records for the genus in Brazil. Neotropical Entomology :10 pp. (listed).