Intertaxon relationships
Aculus longifilis (G. Canestrini, 1891)
[1]
consumer (larval stage only)
Brachypera zoilus (Scopoli, 1763) - Clover Leaf Weevil 
Hypera venusta (Fabricius, 1781)
Links and literature
[1] Máca J. (2017): Neglected Eriophyoid Mites with Conspicuous Galls: Concealed Biodiversity, Živa 3/2017, 133 [as Onobrychis]
Máca J. (2017): Neglected Eriophyoid Mites with Conspicuous Galls: Concealed Biodiversity, Živa 3/2017, 133 [as Onobrychis]