Belostoma plebejum (Stål, 1860) (Figs. 2L, 8B) Known distribution: ARGENTINA: Buenos Aires, Concordia, Corrientes, Entre Ríos, Misiones, Santa Fe, Tucumán (Estévez & Polhemus, 2007; Ribeiro et al., 2018). BRAZIL: Amazonas, Bahia, Espírito Santo, Goiás, Mato Grosso, Minas Gerais,Pará, Rio de Janeiro, São Paulo, Santa Catarina (Stål, 1860; Estévez & Polhemus, 2007; Ribeiro et al., 2018). PARAGUAY: Alvobena, Guairá (Estévez & Polhemus, 2007; Ribeiro et al., 2018). PERU: Marañón River, Quincemil (Estévez & Polhemus, 2007; Ribeiro et al., 2018). URUGUAY: Lavalleja, Tacuarembó (Estévez & Polhemus, 2007; Ribeiro et al., 2018). VENEZUELA: (Estévez & Polhemus, 2007; Ribeiro et al., 2018). Material examined: 1 male, ethyl alcohol 70%, BRAZIL, Amazonas, Iranduba municipality, Camaleão lake, Marchantaria island, 30.IX.2002, D.L. V. Pereira coll., A.L. Melo det.; 1 female, ethyl alcohol 70%, Iranduba municipality, Redondo lake, Marchantaria island, 30.IX.2002, D.L. V. Pereira coll., A.L. Melo det.; 1 female, ethyl alcohol 70%, Presidente Figueiredo municipality, Onça stream, AM 240, km 20, 11.IX.2002, D.L. V. Pereira coll., A.L. Melo det. 1 male, ethyl alcohol 70%, Roraima, Amajari municipality, Maracá Ecological Station, Pedra Sentada stream, near Uraricoera river, 05.IX.1987, team Ericó coll., T. M. Almeida, 2013 det. Notes: This is the first record of B. plebejum from Roraima state (Brazil).

Published as part of Almeida, Thaís Melo de, Stefanello, Fabiano & Hamada, Neusa, 2019, Belostomatidae (Heteroptera: Nepomorpha) held in the Invertebrate Collection of the Instituto Nacional de Pesquisas da Amazônia, Manaus, Brazil: inventory and new distributional records, pp. 1-23 in Papéis Avulsos de Zoologia 59 on page 17, DOI: 10.11606/1807-0205/2019.59.06, http://zenodo.org/record/4613536