Hydrometra sztolcmani Jaczewski, 1928

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 : 42

Hydrometra sztolcmani Jaczewski, 1928

Figs. 24D , 25

Diagnosis. Body length 10.5–11.5 mm; clypeus clearly longer than broad; pro- and mesoacetabula with circular punctations; male abdominal sternum VII with two large elliptical, elevated areas very densely covered by stout, black spiniform setae; male abdominal segment VIII with large lateral hooks ( Moreira & Barbosa 2013).

New records. BRAZIL — Minas Gerais • Alto Caparaó, Parque Nacional do Caparaó, swamp, Acampamento Macieira ; −20.4811, −41.8288; 25. III.2009; FF Salles leg.; 1 male, UFVB .— São Paulo • Campos do Jordão, Maria Clara Ranch , pond; −22.6645, −45.5617; 29.IX.2017; FFF Moreira, IRS Cordeiro, FS Motta, TS Martins leg.; 1 male, CEIOC 81574 • São José do Barreiro, Parque Nacional da Serra da Bocaina, Flora Mariana Farm , artificial lake; −22.7263, −44.6276; 09. II.2015; FFF Moreira, IRS Cordeiro , FS Motta, B Clarkson leg.; 6 males, 6 females, CEIOC 17507 .

Distribution in Brazil. MG, PR, SP, RS.

Figures

FIGURE 24. Collected specimens. Gerromorpha, Hydrometridae. A. Hydrometra argentina, micropterous male from São Mateus, Espírito Santo (−18.7100, −39.7800). B. Hydrometra comata, micropterous male from Sooretama, Espírito Santo (−19.0269, −40.2276). C. Hydrometra fruhstorferi, apterous male from São Fidélis, Rio de Janeiro (−21.8330, −41.8298). D. Hydrometra sztolcmani, macropterous male from São José do Barreiro, São Paulo (−22.7263, −44.6276). Scale bars: 2 mm.

FIGURE 25. Distribution of Hydrometra argentina (yellow), H. comata (pink), H. fruhstorferi (red) and H. sztolcmani (blue) in southeastern Brazil. Stars indicate new records; circles indicate previous records; question marks indicate unspecified localities.