Stimmel, J.F. 1977a Tuliptree scale, Toumeyella liriodendri (Gmelin) (Homoptera: Coccidae).. Regulatory Horticulture (Pennsylvania Department of Agriculture) 3(1): 13-14 (Ent. Circ. No. 19).
Notes: Hosts, distribution, identification, life history, damage and control of this scale pest.