Severin, H.C., & Severin, H.H.P. 1909 A preliminary list of the Coccidae of Wisconsin.. Journal of Economic Entomology 2: 296-298.
Notes: List of 38 scale insects with collection data.
Severin, H.C., & Severin, H.H.P. 1909 A preliminary list of the Coccidae of Wisconsin.. Journal of Economic Entomology 2: 296-298.
Notes: List of 38 scale insects with collection data.