Paravelia Breddin, 1898

Rodrigues, Higor D. D. & Ferreira-Keppler, Ruth L., 2013, Catalog of type specimens of invertebrates in the collection of the Instituto Nacional de Pesquisas da Amazônia, Manaus, Brazil. VI. Hexapoda: Hemiptera: Heteroptera, Zootaxa 3716 (2), pp. 192-206 : 198-199

Paravelia Breddin, 1898

biae Spangler, 1989: 360, figs. 1–8, 15–16.

Paratypes: 1 macropterous male (Hemipt127P1), 1 macropterous female (Hemip127P2), glued to a pinned paper; Brazil, Pará, Rio Xingu, Camp, 52º22’W / 03º39’S, Altamira, ca 60km S., Colln.#19, 1st jungle stream on trail 4, 10.X.1986, P. Spangler & O. Flint colls.

Infraorder Nepomorpha Popov, 1971

Belostomatidae Leach, 1815

Lethocerus Mayr, 1853

paraensis Lanzer-de-Souza, 1991: 140, figs. 1–6.

Holotype: female (Hemipt130), pinned; Brazil, Pará, Rio Tocantins, Lago de Tucuruí, Ilha do Germoplasma, X.1987, Almir coll.

Remarks: Junior synonym of Lethocerus maximus De Carlo, 1938 (Goodwyn 1997: 122) .

Belostoma Latreille, 1807

ripicola Lanzer-de-Souza, 1992: 148, figs. 1–7.

Paratype: 1 male (Hemipt131), pinned; Brazil, Rio Grande do Sul, Lagoa dos Quadros, Capão da Canoa, Col. MCN 135358, 18.II.1992, M.E.L. de Souza coll.

Remarks: Junior synonym of Belostoma dilatatum (Dufour, 1863) (Ribeiro 2007: 32) . The author that synonymized this species repaired his name of ripicola to ripicolum (Ribeiro 2007: 34).

Naucoridae Fallén, 1814

Ambrysus Stål, 1862

fittkaui De Carlo, 1966: 116, fig. 4.

Paratype:1 macropterous male (Hemip016), pinned; Brazil, Amazonas, Manaus, Reserva Ducke, Igarapé Barro Branco, A176-1, 1960, E.J. Fittkau coll.

Remarks: Junior synonym of Ambrysus usingeri La Rivers, 1952 (La Rivers & Nieser 1972: 2) .