McKenzie, H.L. 1953a Two new Selenaspidus scales infesting Euphorbia in California. (Homoptera; Coccoidea; Diaspididae). Scale studies - Part XII.. Bulletin of the California Department of Agriculture 42: 53-58.
Notes: S. albus, S. rubidus.
McKenzie, H.L. 1953a Two new Selenaspidus scales infesting Euphorbia in California. (Homoptera; Coccoidea; Diaspididae). Scale studies - Part XII.. Bulletin of the California Department of Agriculture 42: 53-58.
Notes: S. albus, S. rubidus.