Viggiani, G. 1997 2.3.3 Eulophidae, Pteromalidae, Eupelmidae and Signiphoridae.. Soft Scale Insects - Their Biology, Natural Enemies and Control [Vol. 7B]. Elsevier Amsterdam & New York 442 pp.

Notes: Soft scale hosts include Ceroplastes cirripediformis, Coccus viridis, Eulecanium rugulosum, E. sibiricus, E. tiliae, Mesolecanium nigrofasciatum, Parthenolecanium corni, Physokermes hemicryphus, Rhodococcus turanicus, Saissetia oleae and Sphaerolecanium prunastri.