Barjadze, ShalvaKok, SahinKadyrbekov, Rustem2026-02-032026-02-0320250939-71402326-2680https://doi.org/10.1080/09397140.2025.2605697https://hdl.handle.net/20.500.12428/34755The new aphid species, Brachyunguis iranensis sp. nov., collected from Hertia intermedia (Boiss.) Kuntze (Asteraceae) in Razavi Khorasan Province, Iran, is described based on apterous viviparous females. A differential diagnosis with morphologically similar species is provided. Identification keys are presented for apterous viviparous females of Asteraceae-feeding Brachyunguis species, as well as for aphids associated with Hertia intermedia worldwide. Additionally, an updated identification key for apterous viviparous females of Brachyunguis species known from Iran is included.https://zoobank.org/urn:lsid:zoobank.org:pub:5AA01926-DE69-416D-ABAA-7608FDE99A0Eeninfo:eu-repo/semantics/closedAccessAphidiniHertiaAsteraceaeMiddle EastArticle10.1080/09397140.2025.2605697Q4WOS:0016446089000012-s2.0-105025432433Q3