Aphelinus varipes

have host

• Global Biotic Interactions: Aphis (Aphis) glycines Matsumura 1917 (Soybean aphid)
• Global Biotic Interactions: Diuraphis (Diuraphis) noxia (Russian wheat aphid)
• Global Biotic Interactions: Diuraphis (Diuraphis) noxia (Russian wheat aphid)
• Global Biotic Interactions: Diuraphis (Diuraphis) noxia (Russian wheat aphid)
• Global Biotic Interactions: Rhopalosiphum maidis (Fitch 1856) (Corn leaf aphid)

have parasitoid

• Global Biotic Interactions: Asaphes vulgaris Walker 1834
• Global Biotic Interactions: Syrphophagus aphidivorus (Mayr 1876) (Parasitoid wasp)

parasitize

• Global Biotic Interactions: Sitobion (Sitobion) fragariae (Walker & F. 1848) (Aphid)