Over 170 years later: redescription of the genus Glyphuchus Stål (Hemiptera: Pentatomidae: Discocephalinae), with the first description of the male Author López, Guilherme E. L. 0000-0002-6031-4453 University of São Paulo, Museum of Zoology (MZUSP), Av. Nazaré, 481, CEP 04263 - 000, São Paulo, SP, Brazil. & guilherme. enrique. lopez @ usp. br; https: // orcid. org / 0000 - 0002 - 6031 - 4453 guilherme.enrique.lopez@usp.br Author Carrenho, Renan 0000-0003-4268-7309 University of São Paulo, Museum of Zoology (MZUSP), Av. Nazaré, 481, CEP 04263 - 000, São Paulo, SP, Brazil. & renan. carrenho @ gmail. com; https: // orcid. org / 0000 - 0003 - 4268 - 7309 renan.carrenho@gmail.com Author Schwertner, Cristiano F. University of São Paulo, Museum of Zoology (MZUSP), Av. Nazaré, 481, CEP 04263 - 000, São Paulo, SP, Brazil. & Federal University of São Paulo, Department of Ecology and Evolutionary Biology, R. Prof. Artur Riedel, 275, CEP 09972 - 270, Diadema, SP, Brazil. text Zootaxa 2023 2023-04-06 5263 3 401 410 http://dx.doi.org/10.11646/zootaxa.5263.3.5 journal article 10.11646/zootaxa.5263.3.5 1175-5326 7804347 FDB96626-95AF-4D4F-A6DD-FBC881C04D25 Glyphuchus sculpturatus Stål, 1860 Glyphuchus sculpturatus Stål, 1860: 17 ; Stål, 1872: 12 ; Kirkaldy, 1909: 221 ; Petrulevičius & Popov, 2014: 24 , 28–30, fig. 3E ; Grazia et al. , 2023 . Holotype (by monotypy) female. Labels: Brasil . // F. Sahlb. // Type. // NHRS-GULI / 000003136 ( NHRS ) ( fig. 3E ). Material Examined. Brazil : 1♁ ( MZUSP ), Rio de Janeiro , Itatiaia , Parque Nacional do Itatiaia , Casa do Pesquisador 2, 22°27’09.2”S 44°36’37.1”W , 27.vii.2022 , E.B.Crispino . Redescription. As per generic redescription. Measurements. Male (in mm, n = 1): total length 8.80; width of abdomen 5.70; head length 1.75; head width across eyes 2.25; interocular distance 1.35; interocellar distance 0.75; lengths of antennal segments: I 0.72, II 0.61, III 0.72, IV 0.84, V 0.97; labial segments lengths: I 0.75, II 1.25, III 0.95, IV 0.85; pronotum length along midline 1.90; pronotum width at humeral angles 4.75; scutellum length along midline 3.55; scutellum width at base 2.95.