Limnocoris acutalis La Rivers, 1974

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 : 79-80

Limnocoris acutalis La Rivers, 1974

Fig. 57A, D

Diagnosis. Body length 7.0– 8.2 mm; propleuron with pubescent area posteriorly projected over lateral margin, posterior margin slightly concave medially; mesosternum without longitudinal row of golden setae next to mesosternal carina; mesosternal carina: anterior projection poorly developed, region between anterior projection and fossa distinctly concave, fossa poorly developed, open and shallow, rounded, with short golden setae; metasternal carina: poorly developed, without fossa; embolium triangular; lateral margins of abdominal segments weakly serrated, posterolateral angles without spines ( Rodrigues 2018).

Comment. This species was described and known only from “ Brazil ”, until Sites (2022) recorded material from MG.

New records. BRAZIL — Rio de Janeiro • Cantagalo, stream on road to Duas Barras ; −21.9720, −42.3931; 01. VIII.2016; FFF Moreira, IRS Cordeiro, FS Motta, OM Magalhães leg.; 1 male, CEIOC 36519 .

Distribution in Brazil. MG ( Sites 2022), RJ*.

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.