Melanostoma infuscatum Becker, 1909.
Becker, T. (1909) Collections recueillies par M. Maurice de Rothschild dans l'Afrique orientale anglaise. Insectes: Dipteres nouveaux. Bulletin du Muséum National d'Histoire Naturelle 15, 113-121.
From original description (Becker 1909) in Latin.
Nigrum; fronte, facie antennisque concoloribus; thorace cum scutello nigro-aeneis. Abdomen in mare segmentis tertio et quarto maculis rufis lateralibus elongatis, in femina segmentis secundo et quinto maculis parvis rotundatis, segmentis tertio et quarto maculis elongatis lateralibus.
Body lenght: 7-7.5 mm (Becker 1909).
In the phylogenetic analysis by Mengual et al. (2008), Melanostoma species were grouped together forming a clade sister-group of the genus Argentinomyia. Both genera were resolved related with Xanthandrus.
Afrotropical species reported from Kenya, Zimbabwe, Tanzania and Congo (Thompson 2010).
Melanostoma species live in herbaceous vegetation, often in areas dominated by grass (van Veen, 2004).
unless otherwise stated