Limnocoris pusillus Montandon, 1897

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 : 80

Limnocoris pusillus Montandon, 1897

Fig. 57B, D

Diagnosis. Body length 6.4–7.1; propleuron with pubescent area distinctly posteriorly projected over lateral margin, posterior margin straight; mesosternum without longitudinal row of golden setae next to mesosternal carina; mesosternal carina: anterior projection well-developed, region between anterior projection and fossa with another projection bearing a tuft of golden setae, fossa with lateral margins touching each other, rounded to diamond-shaped; metasternal carina: well-developed, fossa diamond-shaped, acuminated anteriorly, slightly depressed medially; lateral margins of abdomen weakly serrated, posterolateral angles of segments III–V slightly acute ( Rodrigues 2018).

New records. BRAZIL — Rio de Janeiro • São Fidélis, tributary on right margin of Paraíba do Sul River ; −21.6106, −41.8078; 31. VII.2016; FFF Moreira, IRS Cordeiro, FS Motta, OM Magalhães leg.; 1 male, CEIOC 36518 .

Distribution in Brazil. AL, AM, GO ( Rodrigues & Sites 2021), MG ( Nieser & Melo 1997; Nieser & López-Ruf 2001; Melo & Nieser 2004; Pelli et al. 2006; Souza et al. 2006; Nowińska & Brożek 2021; Rodrigues & Sites 2021), MT ( Dias-Silva et al. 2013; Giehl et al. 2018; Rodrigues & Sites 2021), RJ ( Montandon 1897; Nieser & López-Ruf 2001; Ribeiro et al. 2010; Rodrigues & Sites 2021), RS ( De Carlo 1967; Nieser & López-Ruf 2001; Rodrigues & Sites 2021), SC ( Nieser & López-Ruf 2001; Rodrigues & Sites 2021), TO ( Rodrigues & Sites 2021).

Figures

FIGURE 57. Collected specimens (A–C), and distribution in southeastern Brazil and adjacent areas (D, E). Nepomorpha from Rio de Janeiro state. A–B. Naucoridae, Limnocoris. A. Limnocoris acutalis, male from Cantagalo (−21.9720, −42.3931). B. Limnocoris pusillus, male from São Fidélis (−21.6106, −41.8078). C. Notonectidae, Martarega bentoi, male from Itaocara (−21.6431, −42.0274). D. Limnocoris acutalis (red) and Limnocoris pusillus (yellow). E. Martarega bentoi. Stars indicate new records; circles indicate previous records. Scale bars: 2 mm.