Larinus filiformis
Introduction '''''Larinus filiformis''''' is a species of true weevil found in Armenia, Azerbaijan, Turkey, and Bulgaria.The weevil's main host plant in its native range is yellow starthistle ''Centaurea solstitialis''. For this reason, there is interest in determining whether ''L. filiformis'' would be a good candidate for classical biological control of the noxious weed.In the field, this weevil has only been reported on yellow starthistle.
Life history ''L. filiformis'' is univoltine in Turkey. Females lay eggs on the flowerheads, and larvae undergo development inside the flower heads. Adults emerge in spring when the temperature reaches about .It is most common at an elevation of  in Turkey.
Parasitism ''L. filiformis'' is parasitized by: ''Bracon urinator'' (F.), ''Bracon tshitsherini'' Kok. (Braconidae), ''Exeristes roborator'' Fab. (Ichneumonidae), ''Aprostocetus'' sp. (Eulophidae), and unidentified species of Eurytomidae and Ormyridae.
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