New distributional records for ants and the evaluation of ant species richness and endemism patterns in Mexico Author Aguilar-Mendez, Mario J. https://orcid.org/0000-0002-1550-0062 Departamento de Biologia, Division de Ciencias Naturales y Exactas, Universidad de Guanajuato, Guanajuato, Guanajuato, Mexico & Instituto Politecnico Nacional (IPN), Unidad Profesional Interdisciplinaria de Ingenieria Campus Guanajuato (UPIIG), Silao de la Victoria, Guanajuato, Mexico Author Rosas-Mejia, Madai Instituto de Ecologia Aplicada, Universidad Autonoma de Tamaulipas, Cd. Victoria, Tamaulipas, Mexico Author Vasquez-Bolanos, Miguel Entomologia, Departamento de Boatanica y Zoologia, Centro Universitario de Ciencias Biologicas y Agropecuarias, Universidad de Guadalajara, Zapopan, Jalisco, Mexico Author Gonzalez-Hernandez, Gloria Angelica Departamento de Biologia, Division de Ciencias Naturales y Exactas, Universidad de Guanajuato, Guanajuato, Guanajuato, Mexico Author Janda, Milan Biology Centre, Academy of Sciences of the Czech Republic, Ceske Budejovice, Czech Republic & Catedras CONACYT, Laboratorio Nacional de Analisis y Sintesis Ecologica, ENES, Universidad Nacional Autonoma de Mexico, Morelia, Mexico jandamil@gmail.com text Biodiversity Data Journal 2021 2021-05-10 9 60630 60630 http://dx.doi.org/10.3897/BDJ.9.e60630 journal article http://dx.doi.org/10.3897/BDJ.9.e60630 1314-2828-9-e60630 B5679B196D375F5B95C650A592DE15C0 Stenamma schmittii Wheeler, 1903 Materials Type status: Other material . Occurrence : lifeStage: adult ; reproductiveCondition: non-reproductive; Taxon : kingdom: Animalia ; phylum: Arthropoda ; class: Insecta ; order: Hymenoptera ; family: Formicidae ; genus: Stenamma ; scientificNameAuthorship: Wheeler , 1903; Location : country: Mexico ; stateProvince: Guanajuato ; locality: Rancho Coporo ; verbatimElevation: 2292 m ; decimalLatitude: 21.34138 ; decimalLongitude: -101.372 ; Identification : identifiedBy: Aguilar-Mendez M.J. ; Rosas-Mejia M. ; Vasquez-Bolanos M. ; Event : samplingProtocol: Hand collecting ; year: 2017; month: 8; day: 13; habitat: secondary shrubland vegetation associated with an oak forest Distribution Stenamma schmittii Wheeler, 1903 were found in a secondary shrubland vegetation associated with an oak forest near El Coporo, Guanajuato. The locality is at 15.3 °C of amt and 46.25 mm/cm2 of amp. This species has been previously recorded only for U.S. and Canada. Previous records showed a distribution on the north-eastern part of U.S. Our record expands their known distribution by 2,200 km. Biology Stenamma schmittii are predatory ants that can be found primarily in woodlands and live in dry to moist habitats. Nests are commonly found in the soil under stones, logs, rotten wood, leaf litter and other debris. Colonies have been found in altitudes from hundreds of metres to 1520 m a.s.l. ( Smith 1957 ).