Mészáros Á. 2020: Black Pennant has reached the Carpathian Basin! The first occurrence of Selysiothemis nigra in Hungary (Odonata: Libellulidae). - Folia entomologica hungarica 81: 11-16. PDF
Nagy Z. 2020: First record of Geocoris pallidipennis from Hungary (Hemiptera: Geocoridae). - Folia entomologica hungarica 81: 17-20. PDF
Ilniczky S. & Ádám L. 2020: Leiopsammodius belloi (Pierotti, 1981) in Hungary (Coleoptera: Scarabaeidae: Aphodiinae). - Folia entomologica hungarica 81: 21-25. PDF
Háva J. 2020: A contribution to the knowledge of Thorictus Germar, 1834 from Afghanistan (Coleoptera: Dermestidae: Thorictinae). - Folia entomologica hungarica 81: 27-32. PDF
Merkl O. & Szalóki D. 2020: Four new alien beetle species in Hungary (Coleoptera). - Folia entomologica hungarica 81: 33-41. PDF
Bacal S., Burduja D., Buşmachiu G., Cebotari C. & Merkl O. 2020: Longhorn beetles in the entomological collections of the Republic of Moldova (Coleoptera: Cerambycidae). - Folia entomologica hungarica 81: 43-72. PDF
Horváth D. & Lukátsi M. 2020: First record of Ophraella communa in Hungary (Coleoptera: Chrysomelidae). - Folia entomologica hungarica 81: 73-79. PDF
Szénási V. 2020: Further new and rare weevils in Hungary (Coleoptera: Curculionidae). - Folia entomologica hungarica 81: 81-83. PDF
Szénási V. 2020: A new species of Eptacus Desbrochers des Loges, 1908 from Syria (Coleoptera: Curculionidae: Entiminae). - Folia entomologica hungarica 81: 87-93. PDF
Vas Z. 2020: New species and records of Ichneumonidae (Hymenoptera). - Folia entomologica hungarica 81: 95-104. PDF
Vas Z. & Di Giovanni F. 2020: New species and records of Afrotropical Campopleginae (Hymenoptera: Ichneumonidae). - Folia entomologica hungarica 81: 105-114. PDF
Katona G., Schermann B. & Tóth B. 2020: First record of Phyllocnistis citrella in Hungary, a micromoth species pest on Citrus (Lepidoptera: Gracillariidae). - Folia entomologica hungarica 81: 115-118. PDF
Katona G., Schermann B., Dombi O. & Tóth B. 2020: First record of Spodoptera littoralis in Hungary (Lepidoptera: Noctuidae). - Folia entomologica hungarica 81: 119-122. PDF
Tóth B. 2020: Dyscia innocentaria (Christoph, 1885) in the Pannonian Region (Lepidoptera: Geometridae: Ennominae). - Folia entomologica hungarica 81: 123-128. PDF
Bálint Zs., Katona G. & Tóth B. 2020: The tropical butterflies and skippers of Tobias Koy’s collection (Lepidoptera: Papilionoidea and Hesperioidea). - Folia entomologica hungarica 81: 129-142. PDF
Papp L. 2020: Preparations for the new Checklist of the Diptera of Hungary: Milichiidae. - Folia entomologica hungarica 81: 143-153. PDF
Puskás G. 2020: Társasági élet. - Folia entomologica hungarica 81: 155-171. PDF