Two predatory Medetera (Diptera: Dolichopodidae) species associated with Ips acuminatus (Gyllenhal) (Coleoptera: Curculionidae) in Bulgaria

Two predatory Medetera (Diptera: Dolichopodidae) species associated with Ips acuminatus (Gyllenhal) (Coleoptera: Curculionidae) in Bulgaria

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In 2021 and 2022, two predatory flies from the 200mm Diameter genus Medetera (Diptera: Dolichopodidae) were recorded in galleries of Ips acuminatus (Coleoptera: Curculionidae) on Pinus sylvestris trees in Sredna Gora Mountain in Bulgaria: M.pinicola and M.dendrobaena.These findings appear to be the first associations with I.acuminatus.

In addition, the first record of Medetera cf.dendrobaena for the fauna of Bulgaria was also recorded.As only a female specimen was found, Horse Skin the identification remains doubtful for the moment.