Podsiadlo, E., & Lambdin, P.L. 2001 Description of the first instar of Psoraleococcus verrucosus Borchsenius (Hemiptera: Coccinea: Lecanodiaspididae).. Polskie Pismo Entomologiczne 70: 3-8.

Notes: This is the first description of this immature form. It is one of four species assigned to this genus.