About 18,000 specimens are already identified to species and ready to go into drawers. All scale insect microscope slides are permanently mounted in Canadian balsam, and labels have been made with a typewriter or laser printer for many years. It is a collection in progress and about 5,000 microscope slides are added every year. The following table lists the approximate holdings in each family of the Coccoidea. It is primarily on microscope slides with a small number of dried samples.
Slides are permanent mounts in Canadian balsam.