Rhodiolaphis cholsunensis Ivanoskaya 1975 = Brachycaudus (Thuleaphis) sedi (Jacob 1964)

The species described and illustrated as Rhodiolaphis cholsunensis from Rhodiola (= Sedum) rosea (L.) Scop. in west Siberia agrees well with Brachycaudus (T.) sedi, occurring on this host in western Europe. The generic synonymy was noted in Remaudière and Remaudière (1997).