Isocolus ruthenicae (Dyakonchuk, 1983)
Hymenoptera, Cynipidae
on Rhaponticoides
gall
eight to ten unilocular galls in a cluster of 3-3.5 cm in a swollen and disfigured capitulum. The galls are lignified, thick-walled, brown.
hostplants
Asteraceae, monophagous
Rhaponticoides ruthenica (= Centaurea r.).
synonyms
Aylax ruthenicae.
references
Melika (2006a).
22/11/2014