Tereznikova, E.M. 1975a [About the synonymy of two coccoid species.]. Vestnik Zoologii. Institut Zoologii Akademiya Nauk Ukrainskoi SSR. Kiev No. 4: 32.

Notes: Puto pannosus Borchs. syn. of P. pilosellae Sulc; Gueriniella decorata Borchs. syn. of G. serratulae Fabr.