Mesovelia mulsanti White, 1879 Figs. 34D, 35D Diagnosis. Body length 2.8–4.0 mm; middle femur with row of 8–15 black spinules on posterior surface; venter of male abdominal segment VIII with two tightly packed clusters of stout black spinules (Spangler 1990). New records. BRAZIL — Espírito Santo • Apiacá, weir; alt. 94 m; −21.1193, −41.5668; 20. III.2022; JC Santos, JMS Rodrigues, NO Paiva, B Clarkson leg.; 1 female, CEIOC 81821 • Aracruz, do Norte River; alt. 35 m; −19.5857, −40.2131; 28. VI.2022; JC Santos, JMS Rodrigues, NO Paiva, N Nery, CL Rodrigues leg.; 1 male, CEIOC 82209 • Barra de São Francisco; weir; alt. 301 m; –18.8578, –40.7876; 20. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 1 female, CEIOC 82876 • Castelo, lake; alt. 388 m; −20.5425, −41.2795; alt. 388 m; −20.5425, −41.2795; 23.III.2022; JC Santos, JMS Rodrigues, NO Paiva, B Clarkson leg.; 1 female, CEIOC 81822 • Colatina, Escola Agrotécnica Federal de Colatina, Lento Stream, ponto ES05; −19.4943, −40.7627; 27.III.2009; FFF Moreira leg.; 3 males, 3 females, UFVB • Colatina, pond; alt. 130 m; −19.3050, −40.7519; 25. VI.2022; JC Santos, JMS Rodrigues, NO Paiva, N Nery, CL Rodrigues leg.; 3 males, 1 female, CEIOC 82210 • Conceição da Barra, riacho; alt. 18 m; –18.4363, –40.0152; 22. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 4 males, CEIOC 82869 • Conceição da Barra, floodplain; alt. 21 m; –18.6341, –39.8141; 23. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 5 males, 1 female, CEIOC 82874 • Conceição da Barra, Reserva Biológica do Córrego Grande, swamp; alt. 44 m; –18.2692, –39.7814; 25. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 2 males, 1 female, CEIOC 82872 • Ecoporanga, Lajeado Stream; alt. 187 m; –18.2178, –40.5805; 21. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 1 male, 1 female, CEIOC 82862 • Ecoporanga, swamp; alt. 224 m; –18.2991, –40.7495; 21. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 1 female, CEIOC 82879 • Guarapari, lagoon; alt. 9 m; −20.7243, −40.5286; 24. III.2022; JC Santos, JMS Rodrigues, NO Paiva, B Clarkson leg.; 6 males, 2 females, CEIOC 81823 • Itaguaçu, pond; alt. 146 m; −19.8084, −40.8279; 23. VI.2022; JC Santos, JMS Rodrigues, NO Paiva, N Nery, CL Rodrigues leg.; 1 male, 3 females, CEIOC 82211 • Itapemerim, pond; alt. 3 m; −20.9943, −40.8977; 25. III.2022; JC Santos, JMS Rodrigues, NO Paiva, B Clarkson leg.; 3 males, 8 females, CEIOC 81824 • Linhares, da Piaba Lagoon; [−19.545, −39.803]; 24. IV.2014; 1 male, UFVB • Same except do Zacarias Lagoon; [−19.447, −39.799]; 24.IX.2014; 2 males, 2 females, UFVB • Linhares, Floresta Nacional de Goytacazes, paleoleito afluente do Doce River; alt. 25 m; −19.4376, −40.0768; 28. VI.2022; JC Santos, JMS Rodrigues, NO Paiva, N Nery, CL Rodrigues leg.; 1 male, 1 female, CEIOC 82212 • Same except puddle next to the BR-101 highway; alt. 16 m; −19.4235, −40.0784; 28. VI.2022; 3 males, 1 female, CEIOC 82213 • Linhares, Reserva Biológica de Comboios, puddles; alt. 1 m; –19.6714, –39.8882; 26. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 3 males, 2 females, CEIOC 82873 • Linhares, Reserva Biológica de Comboios, puddles; alt. 3 m; – 19.6767, –39.8976; 26. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 2 males, 3 females, CEIOC 82873 • Mucurici, weir; alt. 216 m; –18.1039, –40.4427; 21. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 9 males, 18 females, CEIOC 82858 • Mucurici, Ribeirão Itauninhas; alt. 213 m; –18.0533, –40.5434; 21. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 1 female, CEIOC 82871 • Nova Venécia, Fazenda Deprá, Santa Rosa da Cachoeirinha Stream, algae / foam; −18.7947, −40.5876; 09. II.2009; FFF Moreira leg.; 7 males, 4 females, UFVB • Pedro Canário, river; alt. 28 m; –18.2239, –39.9446; 22. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 1 male, CEIOC 82861 • Pinheiros, Reserva Biológica do Córrego do Veado, Santo Antônio Stream; −18.3714, −40.1416; 21. IV.2015; FFF Moreira, IRS Cordeiro, A Khila, S Viala, A Gomes leg.; 2 males, CEIOC 17509 • Pinheiros, Reserva Biológica Córrego do Veado, stream; alt. 74 m; –18.3713, –40.1416; 24. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 1 male, CEIOC 82878 • Presidente Kennedy, flooded pond; alt. 9 m; −21.1315, −41.0247; 25. III.2022; JC Santos, JMS Rodrigues, NO Paiva, B Clarkson leg.; 1 male, 2 females, CEIOC 81825 • São Mateus, river; alt. 96 m; –18.6719, –40.2712; 23. IV.2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 1 female, CEIOC 82864 • São Mateus, puddle; −18.7100, −39.7800; 02.X.2007; FF Salles leg.; 3 males, 3 females, UFVB • Same except −18.7743, −39.7783; 13. III.2008; 1 male, 1 female, UFVB • Same except Mariricu River, PO-6; −18.5591, −39.7329; 02.X.2007; FF Salles leg.; 19 males, 22 females, UFVB • Same except CEUNES, Canivete Stream; [−18.673, −39.863]; 29.IX.2015; 2 males, UFVB • Same except Cricaré River; [−18.70, −39.87]; 08.XII.2011; 1 male, 1 female, UFVB • Same except Restinga do Bairro da Liberdade, ponto 9D; −18.7426, −39.8106; 01.XII;2007; FF Salles leg.; 2 males, 4 females, UFVB • Same except 10. V.2008; 1 male, 3 females, UFVB • Same except alagado; −18.76786, −39.8183; 20.X.2007; 1 male, 1 female, UFVB • São Mateus, Preto River near the bridge; −18.7360, −39.7962; 19. IV.2015; FFF Moreira, IRS Cordeiro, A Khila, S Viala, A Gomes leg.; 3 males, CEIOC 17513 • São José do Calçado, puddle on the mud; alt. 298 m; −21.0691, −41.6839; 19. III.2022; JC Santos, JMS Rodrigues, NO Paiva, B Clarkson leg.; 2 males, 1 female, CEIOC 81826 • Sooretama, Reserva Biológica de Sooretama, Bom Jardim Waterfall, algae; −18.9990, −40.2344; 29.IV.2009; FFF Moreira leg.; 3 males, 3 females, UFVB • Same except Barra Seca River; −18.9645, −40.1270; 30. IV.2009; 7 males, 2 females, UFVB.— Minas Gerais • Divinópolis, Trindade Waterfall; −20.2594, −44.9158; 02. V.2015; FFF Moreira, IRS Cordeiro, A Khila, S Viala leg.; 1 male, CEIOC 17514.— Rio de Janeiro • Cachoeiras de Macacu, Reserva Ecológica de Guapiaçu, lake; −22.4527, −42.7717; 07. VII.2016; D Rédei, Q Xie, Y Wang, FFF Moreira, RC Silva leg.; 1 male, 2 females, CEIOC 81565. Distribution in Brazil. AL, AM, AP, BA, CE, ES, GO, MA, MG, MS, MT, PA, PE, PI, PR, RJ, RO, RS, SC, SE, SP.

Published as part of Rodrigues, Juliana Mourão Dos Santos, Cordeiro, Isabelle Da Rocha Silva, Floriano, Carla Fernanda Burguez, Paiva, Nathália De Oliveira, Magalhães, Oséias Martins, Júnior, Evaldo Alves Joaquim, Martins, Thaynara De Souza, Silva, Rafaella Cardoso Da, Siqueira, Gabriel Vieira, Salles, Frederico Falcão, Viala, Séverine, Khila, Abderrahman & Moreira, Felipe Ferraz Figueiredo, 2023, Descriptions of new species and new records of water bugs (Hemiptera: Heteroptera: Gerromorpha & Nepomorpha) from southeastern Brazil, pp. 1-86 in Zootaxa 5393 (1) on pages 50-51, DOI: 10.11646/zootaxa.5393.1.1, http://zenodo.org/record/10437804