Euschistus (Lycipta) triangulator (Herrich-Schäffer, 1842)

(Figs 63–64)

Cimex triangulator Herrich-Schäffer, 1842: 95–96 .

Euschistus triangulator: Stål, 1860: 19 .

Lycipta triangulator: Stål, 1862: 58 .

Euschistus (Lycipta) triangulator: Stål, 1872b: 23; Rolston, 1982: 290–291; Weiler et al. 2011: 59, 60, 64.

Material studied. Maquiné: 1♀, 01.IV.2006, V. C. Matesco leg. (UFRG) ; 1♂, 12.X.2005, M. O. Marchiori leg. (UFRG) . São Francisco de Paula: 1♂, 18.III.2007, C. F. Schwertner leg. (UFRG) .

Diagnostic features. Body dorsal and ventral surfaces castaneous to reddish castaneous, antennae reddish. Mandibular plates subequal to clypeus, rounded apically.Anterolateral margins of pronotum concave and with spaced denticles (Fig. 63). Internal angles of cicatrices of pronotum dark. Humeral angles reddish castaneous, strongly developed, acute apically and directed laterally (Fig. 63). Pronotum with callous transumeral band. Pronotum and scutellum with multiple concolorous impunctate callosities. Apex of scutellum with inconspicuous callosity (Fig. 63). Legs pale with dark castaneous spots. Apex of radial vein with pale yellow callosity. Veins of the membranous portion of hemelytra reticulate. Body length: 9.50–10.50 mm (Garbelotto & Campos 2014).

Recorded host plants. Canola (Marsaro Jr. et al. 2017; Bianchi et al. 2019).

Distribution in Rio Grande do Sul. Maquiné, Passo Fundo and São Francisco de Paula (Fig. 64).