Zethus smithii Saussure, 1856:122, Lopes et al., 2015Lopes, R.B., A.F. Kumagai, L.A. Stange & M.G. Hermes 2015. Cladistic analysis and systematic revision of the Zethus smithii (de Saussure) species-group sensu Bohart & Stange (Hymenoptera : Vespidae : Eumeninae). Invertebrate Systematics 29:421-443.:437, Holotype ♀ (NHM). - Zavattari, 1912Zavattari, E. 1912. Materialien für eine Monographie der Neotropischen Eumeniden. Archiv für Naturgeschichte 78:1-272. (distribution); Bequaert, 1928Bequaert, J.C. 1928. A study of certain types of diplopterous wasps in the collection of the British Museum. The Annals and Magazine of Natural History ser. 10: v. 2 (7):138-176. (distribution); Stange, 1997Stange, L.A. 1997. The Zethus of Venezuela (Hymenoptera: Eumenidae). Insecta Mundi 11 (3-4):311-324. (distribution); Rasmussen & Asenjo, 2009Rasmussen, C. & A. Asenjo 2009. A checklist to the wasps of Peru (Hymenoptera, Aculeata). ZooKeys 15:1-78. (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); Lopes et al., 2015Lopes, R.B., A.F. Kumagai, L.A. Stange & M.G. Hermes 2015. Cladistic analysis and systematic revision of the Zethus smithii (de Saussure) species-group sensu Bohart & Stange (Hymenoptera : Vespidae : Eumeninae). Invertebrate Systematics 29:421-443. (distribution).
Zethus punctatus Fox, 1899:427, ♂♀. 13 ♀♀, 2 ♂♂, Chapada; Corumbá; Lopes et al., 2015Lopes, R.B., A.F. Kumagai, L.A. Stange & M.G. Hermes 2015. Cladistic analysis and systematic revision of the Zethus smithii (de Saussure) species-group sensu Bohart & Stange (Hymenoptera : Vespidae : Eumeninae). Invertebrate Systematics 29:421-443.:437, Lectotype ♂ (CMNH). - Zavattari, 1912Zavattari, E. 1912. Materialien für eine Monographie der Neotropischen Eumeniden. Archiv für Naturgeschichte 78:1-272. (distribution); Lopes et al., 2015Lopes, R.B., A.F. Kumagai, L.A. Stange & M.G. Hermes 2015. Cladistic analysis and systematic revision of the Zethus smithii (de Saussure) species-group sensu Bohart & Stange (Hymenoptera : Vespidae : Eumeninae). Invertebrate Systematics 29:421-443.:437 ( listed as synonym of Zethus smithii Saussure, 1856).
Zethus simillimus Fox, 1899:428, ♀. 2 ♀♀, Chapada; Lopes et al., 2015Lopes, R.B., A.F. Kumagai, L.A. Stange & M.G. Hermes 2015. Cladistic analysis and systematic revision of the Zethus smithii (de Saussure) species-group sensu Bohart & Stange (Hymenoptera : Vespidae : Eumeninae). Invertebrate Systematics 29:421-443.:437, Lectotype ♀ (CMNH). - Lopes et al., 2015Lopes, R.B., A.F. Kumagai, L.A. Stange & M.G. Hermes 2015. Cladistic analysis and systematic revision of the Zethus smithii (de Saussure) species-group sensu Bohart & Stange (Hymenoptera : Vespidae : Eumeninae). Invertebrate Systematics 29:421-443.:437 ( listed as synonym of Zethus smithii Saussure, 1856).
Zethus yucatanensis Zavattari, 1913:115, Bequaert, 1928Bequaert, J.C. 1928. A study of certain types of diplopterous wasps in the collection of the British Museum. The Annals and Magazine of Natural History ser. 10: v. 2 (7):138-176.:154, Holotype ♀ (British Museum); Lopes et al., 2015Lopes, R.B., A.F. Kumagai, L.A. Stange & M.G. Hermes 2015. Cladistic analysis and systematic revision of the Zethus smithii (de Saussure) species-group sensu Bohart & Stange (Hymenoptera : Vespidae : Eumeninae). Invertebrate Systematics 29:421-443.:437, Holotype ♀ (NHM). - Lopes et al., 2015Lopes, R.B., A.F. Kumagai, L.A. Stange & M.G. Hermes 2015. Cladistic analysis and systematic revision of the Zethus smithii (de Saussure) species-group sensu Bohart & Stange (Hymenoptera : Vespidae : Eumeninae). Invertebrate Systematics 29:421-443.:437 ( listed as synonym of Zethus smithii Saussure, 1856).