Belostoma dilatatum (Dufour, 1863)

Ribeiro, Josė Ricardo Inacio, 2007, A review of the species of Belostoma Latreille, 1807 (Hemiptera: Heteroptera: Belostomatidae) from the four southeastern Brazilian states, Zootaxa 1477 (1), pp. 1-70 : 32

Belostoma dilatatum group sensu Lauck, 1962

This group consists of three species, whose total lengths are 35.0–50.0 mm. The species share the following characteristics: anteoculus longer interoculus, clypeus not reaching ocular line, and eyes triangular.