Rhagovelia modesta Bacon, 1956

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 : 60

Rhagovelia modesta Bacon, 1956

Figs. 41A , 42A

Diagnosis. Member of the bisignata group ( Polhemus 1997). Body length 3.1–3.5 mm; fore and hind coxae in part brownish; middle coxa blackish; all trochanters dark; male width across mesoacetabula approximately 1.25 mm; male fore trochanter without distal spine; male hind femur with 2–4 spines on posterior surface; female hind femur without spines; female abdomen lacking strong modifications; female abdominal laterotergites not reflected over mediotergites; female abdominal tergum VIII and sometimes also mediotergite VII with shiny black areas centrally (Moreira 2012).

New records. BRAZIL — Minas Gerais • Wenceslau Braz, São Bernardo Waterfall ; −22.5780, −45.4871; 01.X.2017; FFF Moreira, IRS Cordeiro, FS Motta, TS Martins leg.; 1 male, 1 female, CEIOC 81790 .— Rio de Janeiro • Itatiaia, Alambari River ; −22.4031, −44.5140; 15.XI.2014; FFF Moreira, IRS Cordeiro, FS Motta, RB Braga, JMS Rodrigues leg.; 3 males, 6 females, CEIOC 28809 • Macaé, Sana, Peito do Pombo River ; −22.3176, −42.1897; 26. III.2015; FFF Moreira, IRS Cordeiro , JMS Rodrigues, TS Martins leg.; 7 females, CEIOC 27986 • Same except Mãe Waterfall ; −22.3159, −42.1906; 1 male, 1 female, CEIOC 27999 • Silva Jardim, Reserva Particular do Patrimônio Natural Serra Grande, Sete Quedas Waterfall , station 3; −22.4545, −42.3229; 25. III.2015; FFF Moreira, IRS Cordeiro , JMS Rodrigues, TS Martins leg.; 1 male, 1 female, CEIOC 27991 .– São Paulo • Campos do Jordão, river at the entrance to the Campista Farm ; −22.6799, −45.5733; 01.X.2017; FFF Moreira, FS Motta, IRS Cordeiro, TS Martins leg.; 5 males, 6 females, CEIOC 81801 • São José do Barreiro, Parque Nacional da Serra da Bocaina, Santo Isidro Waterfall ; −22.7481, −44.6145; 07. II.2015; FFF Moreira, IRS Cordeiro , FS Motta, B Clarkson leg.; 1 male, CEIOC 27987 • Same except Mambucaba River ; −22.7430, −44.6165; 1 male, CEIOC 27992 • Same except Posses Waterfall ; −22.7803, −44.6112; 1 female, CEIOC 27993 • Same except stream tributary to Mambucaba River ; −22.7549, −44.6196; 5 males, 1 female, CEIOC 28802 .

Distribution in Brazil. MG, RJ, SP.

Figures

FIGURE 41. Collected specimens. Gerromorpha, Veliidae. A. Rhagovelia modesta, apterous male from Casimiro de Abreu / Silva Jardim, Rio de Janeiro (−22.4342, −42.2934). B. Rhagovelia pseudotijuca, apterous male from São José do Barreiro, São Paulo (−22.7349, −44.6162). C, D. Rhagovelia rioana from Angra dos Reis, Rio de Janeiro (−23.1414, −44.2987). C. Apterous male. D. Apterous female. Scale bars: 2 mm.

FIGURE 42. Distribution in southeastern Brazil and adjacent areas. A. Rhagovelia modesta. B. Rhagovelia pseudotijuca. C. Rhagovelia rioana. Stars indicate new records; circles indicate previous records.