Genus Chaetostomella Hendel, 1927

This genus is characterized by greenish yellow body, long setae on lateral side of face anterior to genal seta, thorax with large black lyrate-like mark or marks, scutellum often with apical black spot, wings with fuscous narrow bands and abdomen often with paired medial black spots on posterior tergites. Epandrium oval in posterior view, anterior and posterior lobes of lateral surstylus rounded at apex and mostly joined. Glans of phallus with well developed acrophallus, basal lobe, subapical lobe and anterior spines over preputial cavity.