Belostoma dilatatum ( Dufour, 1863 )

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, Papéis Avulsos de Zoologia 59, pp. 1-23 : 10

Belostoma dilatatum ( Dufour, 1863)

( Figs. 1L , 6B )

Known distribution: ARGENTINA: Buenos Aires ( De Carlo,1938), Córdoba ( Lauck, 1963), Corrientes ( De Carlo, 1938), Entre Ríos ( De Carlo, 1938), La Granja, Mendoza ( Lauck, 1963), Quilmes ( Schnack, 1976), San Miguel de Tucumán, Santa Fe ( Lauck, 1963), Santo Tomé ( De Carlo, 1938), Tucumán ( Lauck, 1963). BOLIVIA: Santa Cruz ( Lauck, 1963). BRAZIL: Amazonas ( Ribeiro et al., 2018), Mato Grosso ( Ribeiro, 2005), Mato Grosso do Sul, Minas Gerais ( Ribeiro, 2005), Pará ( Ribeiro, 2005), Paraíba ( Ribeiro, 2005), Rio de Janeiro ( Ribeiro, 2005), Rio Grande do Sul ( Lanzer, 1976), São Paulo ( Ribeiro, 2005). PARAGUAY: Guairá ( Lauck, 1963). URUGUAY: Artigas ( Ruffinelli & Pirán, 1959), Montevideo ( Ruffinelli & Pirán, 1959), Paysandú ( Lauck, 1963), Treinta y Tres ( Ruffinelli & Pirán, 1959).

Material examined: 1 male, pinned, BRAZIL, Paraíba, João Pessoa municipality, VII.1977, 0020868, V. Py-Daniel coll., T. M. Almeida, 2017 det. 1 male, pinned, Maranhão, Caxias municipality,in headwater, 04°39’32”S 43°03’51”W, light trap, 19.V.2007, J.A. Rafael, F.F. Xavier Fº & F.L. Oliveira colls., T. M. Almeida, 2017 det. 1 male, ethyl alcohol 70%, Mato Grosso, Vila Bela da Santíssima Trindade municipality, Guaporé river , 1810, 01.X.1984, team Rosé colls., T. M. Almeida, 2017 det. 1 female, ethyl alcohol 70%, Pará, Trombetas river , 11.III.1986, team Apoidea, T. M. Almeida, 2017 det .; 1 female, ethyl alcohol 70%, Boa Sorte stream, 22.IV.1989, U. Barbosa coll., T. M. Almeida, 2017 det .

Notes: This is the first record of B. dilatatum to Maranhão state ( Brazil).

Figures

Figure 1. Species of Belostomatidae. Dorsal view.(A) = Belostoma aurivillianum (Male, from Amazonas). (B) = B. bosqi (Female, from Ceará).(C) = B. costalimai (Male,from Pará).(D) = B.dallasi (Male,from Bahia).(E) = B.dentatum (Male, from Amazonas).(F) = B.elongatum (Male, from Mato Grosso).(G) = B.foveolatum (Male, from Ceará). (H) = B. guianae (Female, from Roraima). (I) = B. harrisi (Male, Amazonas). (J) = B. amazonum (Male, Amazonas). (K) = B. denticolle (Male, Amazonas).(L) = B.dilatatum (Male,Maranhão).Scale bar:2 mm.

Figure 6. Distribution of Belostomatidae in South America. Red symbol: known records, yellow symbol: new records. (A) = Belostoma amazonum (circle), B. denticolle (square). (B) = B. gestroi (square), B. dilatatum (circle), B.ripicolum(triangle).