Polistes instabilis Saussure, 1853:91, pl. 10, fig. 1, Richards, 1978Richards, O.W. 1978. The social wasps of the Americas excluding the Vespinae. British Museum (Natural History), London. 1-567.:509, Holotype ♀ (MIZSU, Turin). - Smith, 1857Smith, F. 1857. Catalogue of Hymenopterous Insects in the Collection of the British Museum. Part V. Vespidae. London. 147 pp. (distribution); Cameron, 1908Cameron, P. 1908. On some undescribed American Hymenoptera chiefly from the southwest of the United States. Transactions of the American Entomological Society 34:229-246. (distribution); Cameron, 1912Cameron, P. 1912. The Hymenoptera of the Georgetown Museum. Part III. Timehri: The Journal of the Royal Agricultural Society of British Guiana 3rd ser. (2):207-231. (distribution); Rohwer, 1915Rohwer, S.A. 1915. Vespoid and sphecoid Hymenoptera collected in Guatemala by W. P. Cockerell. Proceedings of the United States National Museum 47:513-523. (distribution); Bequaert, 1940Bequaert, J.C. 1940. An introductory study of Polistes in the United States and Canada with descriptions of some new North and South American forms (Hymenoptera, Vespidae). Journal of the New York Entomological Society 48 (1):1-31. (distribution); Cockerell, 1949Cockerell, T.D.A. 1949. Bees from Central America, principally Honduras. Proceedings of the United States National Museum 98 (No. 3233):429-490. (distribution); Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209. (distribution); Starr, 1987Starr, C.K. 1987. Claves para la identificacion de las avispas sociales del Parque Nacional Santa Rosa, Guanacaste, Costa Rica. Sphecos 15:13-20. (distribution); West-Eberhard et al., 1995West-Eberhard, M.J., J.M. Carpenter & P.E. Hanson 1995. The vespid wasps (Vespidae). In: Hanson, P.E. & I.D. Gauld (Ed.). The Hymenoptera of Costa Rica. 561-587. (distribution); Maes, 1999 1999. Catalogo de los insectos y artropodos terrestres de Nicaragua. Volumen III. León, Nicaragua. 1170-1898. (distribution); Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution); Ruíz-Cancino et al., 2005Ruíz-Cancino, E., J.M. Coronado-Blanco & J.V. Horta Vega 2005. Conocimiento actual de las avispas depredadoras (Hymenoptera) en Tamaulipas, México. In: Lozano, L. B., A.C. Sandoval, J.V.H. Vega & J.G. Jiménez (Ed.). Biodiversidad tamaulipeca: vol. 1. 164-170. (distribution); Ruíz-Cancino et al., 2010Ruíz-Cancino, E., D.R. Kasparyan, J.M. Coronado-Blanco, S.N. Myartseva, V.A. Trjapitzin, S.G. Hernández Aguilar & J. García Jiménez 2010. Himenópteros de la Reserva “El Cielo”, Tamaulipas, México. Dugesiana 17 (1):53-71. (distribution); Carpenter et al., 2012Carpenter, J.M., B.R. Garcete-Barrett & Y.J.A.F. López 2012. Las Vespidae (Hymenoptera: Vespoidea) de Guatemala. In: Cano, E.B. & J.C. Schuster (Ed.). Biodiversidad de Guatemala. Volumen 2. 269-279. (distribution); Vanoye-Eligio et al., 2014Vanoye-Eligio, M., V. Meléndez-Ramírez, R. Ayala, J. Navarro & H. Delfin-González 2014. Predatory Wasps (Hymenoptera) of the Yucatan Peninsula. Southwestern Entomoloigst 39 (3):635-646. (distribution); Vanoye-Eligio et al., 2015Vanoye-Eligio, M., V. Meléndez-Ramírez, R. Ayala, J. Navarro-Alberto & H. Delfín-González 2015. Avispas depredadoras de áreas naturales protegidas del estado de Yucatán, México. Revista Mexicana de Biodiversidad 86:989-997. (distribution); Somavilla et al., 2018Somavilla, A., M.L. Oliveira, S.R. Andena & J.M. Carpenter 2018. An illustrated atlas for male genitalia of the New World Polistes Latreille, 1802 (Vespidae: Polistinae). Zootaxa 4504 (3):301-344. (distribution); Valverde et al., 2019Valverde, P., P. Hanson & J. Carpenter 2019. Keys to the Costa Rican species of paper wasps (Hymenoptera: Vespidae: Polistinae). Revista de Biología Tropical (International Journal of Tropical Biology and Conservation) 67 (2):174-199. (distribution); Vanoye-Eligio et al., 2019Vanoye-Eligio, M., V. Meléndez-Ramírez, R. Ayala-Barajas, H. Delfín-González & J.V. Horta-Vega 2019. Diversidad de avispas depredadoras en dos tipos de vegetación del estado de Yucatán en México. Revista Mexicana de Biodiversidad 90:1-11. (distribution); Vanoye-Eligio et al., 2020Vanoye-Eligio, M., J.V. HortaVega, V. Vanoye-Eligio, M. Rosas-Mejía & L.J. Estrada Ramírez 2020. Review of Occurrence of Vespoidea (Hymenoptera) in the State of Campeche, Mexico. Journal of Entomological Science 55 (3):366-381. (distribution). - As Polistes fuscatus instabilis: - Dalla Torre, 1894Dalla Torre, C.G. 1894. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, IX. Vespidae (Diploptera). Guilelmi Engelmann, 181. (distribution); Lewis, 1897Lewis, B.S. 1897. Vespinae of the United States and Canada. Transactions of the Entomological Society of London 24 (2):169-192, 1 pl. (distribution). - As Polistes instabilis instabilis: - Richards, 1978Richards, O.W. 1978. The social wasps of the Americas excluding the Vespinae. British Museum (Natural History), London. 1-567. (distribution). - As Polistes versicolor instabilis: