New records and geographic distribution of Cerambycidae (Insecta: Coleoptera) in the Humid Chaco District, Argentina Author Valle, Néstor G. 0000-0003-2627-458X Facultad de Ciencias Exactas y Naturales y Agrimensura, Universidad Nacional del Nordeste, Avda. Libertad 5470. (3400) Corrientes, Argentina. mdambor @ exa. unne. edu. ar; https: // orcid. org / 0000 - 0003 - 2627 - 458 X mdambor@exa.unne.edu.ar Author Monné, Marcela L. Museu Nacional, Universidade Federal do Rio de Janeiro, Quinta da Boa Vista, São Cristóvão, 20940 - 040 Rio de Janeiro, RJ, Brazil. Fellow of the Conselho Nacional de Desenvolvimento Científico e Tecnológico, CNPq. Author Damborsky, Miryam P. 0000-0003-2627-458X Facultad de Ciencias Exactas y Naturales y Agrimensura, Universidad Nacional del Nordeste, Avda. Libertad 5470. (3400) Corrientes, Argentina. mdambor @ exa. unne. edu. ar; https: // orcid. org / 0000 - 0003 - 2627 - 458 X mdambor@exa.unne.edu.ar Author Santos-Silva, Antonio Museu de Zoologia, Universidade de São Paulo. Caixa Postal 42494, 04299 - 970, São Paulo, São Paulo, SP, Brazil. text Zootaxa 2023 2023-03-14 5254 4 556 566 http://dx.doi.org/10.11646/zootaxa.5254.4.7 journal article 10.11646/zootaxa.5254.4.7 1175-5326 7732217 8D05AC02-2210-4860-8CF0-7D6FF19848AC Pronoplon rubriceps (Gounelle, 1909) ( Fig. 7 ) Distribution. Brazil ( Maranhão , Piauí , Goiás , Mato Grosso , Mato Grosso do Sul , Minas Gerais ), Bolivia ( Santa Cruz ), Paraguay ( Alto Paraná , Cordillera ). New record. ARGENTINA : Chaco : Los Chaguares , Department Primero de Mayo , 27°19′59′′S , 58°57′57′′W , 55 masl , 13.XI.2015 , Riparian forest , Direct observation, 1 male , N. G. Valle leg. (CARTROUNNE 9568) . Species diagnosis. Head and scape reddish; prothorax black or brownish; elytra reddish brown except yellowish apex, with a yellowish macula, of variable size, located laterally on the anterior half, and another small yellowish oblique band on middle of the dorsal surface; femora yellowish-brown, sometimes darkened apically; tibiae dark brown or blackish ( Martins 1967: 318 , fig. 1; Martins 2006: 199 , fig. 218). Remark. First record of the genus in Argentina .