Bangasternus orientalis (Capiomont, 1873)
yellow starthistle bud weevil
Oviposition in the neighbourhood of a flower bud; the egg is covered with a protective secretion. Via the receptacle the young larva penetrates the flower head and feeds on the developing fruits. Also the pupation takes place in the flower head.
Asteraceae, narrowly monophagous
distribution within Europe
Employed in North America in the biological control of yellow starthistle, Centaurea solstitialis.
Campobasso, Sobhian, Knutson & Terragitti (1998a), Dieckmann (1983a), Sobhian, Campobasso & Dunn (2009a).