Contarinia tanaceti Rübsaamen, 1921
on Tanacetum
gall
The flower heads are weakly disfigured. Inside a number of orange-yellow larva live free among the achenes, that are severely stunted; the flowers heads themselves are hardly changed. Larvae able to jump. Univoltine or bivoltine, hibernation in the soil.
host plants
Asteraceae, monophagous
Tanacetum vulgare.
references
Bruun (2015a), Buhr (1965a), Rübsaamen (1921a), Skuhravá & Skuhravý (1988a, 2021a: 275), Skuhravá, Skuhravý & Jørgensen (2006a), Skuhravá, Skuhravý & Meyer (2014a).