Kopp, Dennis D

• Catalog: Oregon State Arthropod Collection Vol. 4 No. 1 (2020) - Articles
  Vouchers for treehoppers (Hemiptera: Membracidae) collected in Benton, Josephine, and Yamhill Counties, Oregon
  Abstract  PDF
• Catalog: Oregon State Arthropod Collection Vol. 4 No. 1 (2020) - Articles
  Treehopper voucher specimens collected in 2018 from Jackson County, Oregon
  Abstract  PDF