Rhagovelia trianguloides Nieser & Melo, 1997

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 : 68-69

Rhagovelia trianguloides Nieser & Melo, 1997

Fig. 48

Diagnosis. Member of the itatiaiana group ( Polhemus 1997). Body length 3.3–3.6 mm; male hind femur with irregular row of spines on proximal 2/5; male abdominal sternum VII without median tuft of brown setae; apterous female abdominal mediotergite I depressed, mediotergites II–IV elevated ( Magalhães et al. 2023).

New records. BRAZIL — Espírito Santo • Iúna, Rogério Waterfall ; alt. 1087 m; −20.3680, −41.8315; 22. III.2022; JC Santos, JMS Rodrigues , NO Paiva, B Clarkson leg.; 3 males, CEIOC 81864 .— Rio de Janeiro • Itatiaia, Parque Nacional do Itatiaia, Campo Belo River , Azul Lake ; −22.4511, −44.6133; 16.XI.2014; FFF Moreira, IRS Cordeiro, FS Motta, RB Braga, JMS Rodrigues leg.; 2 males, CEIOC 21267 , 21294 • Same except Campo Belo River ; −22.4524, −44.6100; 1 female, CEIOC 21266 • Itatiaia, Parque Nacional do Itatiaia , lower part of the park; 19.IX.2014; LS Barbosa leg.; 2 females, CEIOC 81885 • Itatiaia, Vale do Pavão , river on the road; −22.3522, −44.5828; 17.XI.2014; FFF Moreira, IRS Cordeiro, FS Motta, RB Braga, JMS Rodrigues leg.; 7 males, 2 females, CEIOC 21273 • Resende, Pirapetinga River, Poço da Sauna ; −22.3902, −44.5449; 15.XI.2014; FFF Moreira, IRS Cordeiro, FS Motta, RB Braga, JMS Rodrigues leg.; 1 male, 1 female, CEIOC 21263 • Santa Teresa, Reserva Biológica Augusto Ruschi, Piraquê-Açu River; alt. 808 m; −19.8805, −40.5405; 22. VI.2022; JC Santos, JMS Rodrigues , NO Paiva, N Nery, CL Rodrigues leg.; 10 males, 1 female, CEIOC 82246 .— São Paulo • São José do Barreiro, Parque Nacional da Serra da Bocaina, stream tributary to Mambucaba River ; −22.7349, −44.6162; 07. II.2015; FFF Moreira, IRS Cordeiro , FS Motta, B Clarkson leg.; 6 females, CEIOC 21281 • Same except −22.7683, −44.6100; 08. II.2015; 2 female, CEIOC 21290 • Same except stream on Pinheirinho Road ; −22.7281, −44.6346; 09. II.2015; 1 female, CEIOC 21288 .

Distribution in Brazil. ES, MG, RJ, SP*.

Figures

FIGURE 48. Gerromorpha, Veliidae, Rhagovelia trianguloides. A. Apterous male from Itatiaia, Rio de Janeiro (−22.3522, −44.5828). B. Distribution in southeastern Brazil and adjacent areas. Stars indicate new records; circles indicate previous records. Scale bar: 1 mm.