Microvelia ayacuchana Drake & Maldonado-Capriles, 1952

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, Zootaxa 5393 (1), pp. 1-86 : 18

Microvelia ayacuchana Drake & Maldonado-Capriles, 1952

Fig. 11A, D

Diagnosis. Body length 2.5–3.5 mm; apterous pronotum not covering mesonotum; male abdominal sternum VII longer than V and VI together, with large U-shaped notch; venter of male abdominal segment VIII centrally depressed, with a long posterior projection; female abdomen abruptly narrowed after middle, then with sides almost parallel towards apex; female abdominal laterotergites sharply projected posteriorly (Moreira 2012).

New records. BRAZIL — Espírito Santo • Aracruz, do Norte River ; [−19.6, −40.2]; 13. VIII .2011; 1 male, UFVB • Iúna , dos Pilões Waterfall; alt. 964 m; −20.3613, −41.7309; 21. III .2022; JC Santos, JMS Rodrigues, NO Paiva, B Clarkson leg.; 4 males, 3 females, CEIOC 81828 • Iúna, do Chiador Waterfall ; alt. 971 m; −20.3328, −41.7558; 21. III .2022; JC Santos, JMS Rodrigues, NO Paiva, B Clarkson leg.; 4 males, 4 females, CEIOC 81827 • Nova Venécia, Fazenda Deprá, Santa Rosa da Cachoeirinha Stream ; −18.7947, −40.5876; 09. II .2009; FFF Moreira leg.; 6 males, 4 females, UFVB • Pancas, Monumento Natural dos Pontões Capixabas, Dona Laura Waterfall ; alt. 193 m; −19.1233, −40.8144; 24. VI .2022; JC Santos, JMS Rodrigues, NO Paiva, N Nery, CL Rodrigues leg.; 2 males, 1 female, CEIOC 82220 • 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.; 4 males, 2 females, CEIOC 82938 • São Mateus, Rio Cricaré ; alt. 24 m; −18.7012, −40.2354; 23. IV .2023; JMS Rodrigues, NO Paiva, FFF Moreira, IS Medeiros, CL Rodrigues leg.; 10 males, 5 females, CEIOC 82937 • São Mateus, BR-381, km 41, Nestor Gomes, Tapuia River ; −19.6806, −40.1824; 09. II .2009; FF Salles leg.; 1 male, UFVB • Sooretama, Reserva Biológica de Sooretama, Bom Jardim Waterfall ; alt. 39 m; –18.9990, –40.2337; 30.IV .2009 ; FFF Moreira leg.; 6 males, 8 females, UFVB.

Distribution in Brazil. AL, AM, BA, ES, PA, PI, SE.

Figures

FIGURE 11. Collected specimens (A–C), and distribution in southeastern Brazil and adjacent areas (D–F). Gerromorpha, Gerridae. A. Microvelia ayacuchana, apterous male from Iúna, Espírito Santo (−20.3613, −41.7309). B. Microvelia hamadae, apterous male from Bocaina de Minas, Minas Gerais (−22.2964, −44.5566). C. Microvelia hinei, apterous female from Conceição da Barra, Espírito Santo (−18.2692, −39.7814). Scale bars: 1 mm (A–B), 0.5 mm (C).