Fine Structure of the Egg Chorion in Catocala (Lepidoptera, Erebidae) K. A. KolesnichenkoA. V. Sidorov OriginalPaper 25 October 2021 Pages: 593 - 600
First Data on the Larval Morphology of the Genus Strongylophthalmyia Heller, 1902 (Diptera, Strongylophthalmyiidae) N. P. Krivosheina OriginalPaper 25 October 2021 Pages: 601 - 609
Diversity of Fleas—Plague Vectors: Species of the Genus Neopsylla Wagner, 1903 (Siphonaptera, Hystrichopsyllidae) S. G. MedvedevD. B. VerzhutskyB. K. Kotti OriginalPaper 25 October 2021 Pages: 610 - 624
First Data on the Biology of the Genus Timia Wiedemann, 1824 (Diptera, Otitidae, Ulidiinae) N. P. KrivosheinaM. G. Krivosheina OriginalPaper 25 October 2021 Pages: 625 - 635
Additions to the Second Edition of the Catalogue of the Lepidoptera of Russia: East Siberian Regions. Part 1 I. A. Makhov OriginalPaper 25 October 2021 Pages: 636 - 646
New Data on the Distribution of Species of the Genus Bittacus (Mecoptera, Bittacidae) in European Russia and Kazakhstan, with Notes on Their Diagnoses V. Yu. SavitskyA. V. Timokhov OriginalPaper 25 October 2021 Pages: 647 - 659
Interesting Records of Weevils (Coleoptera, Curculionoidea) near the Boundary between Europe and Asia S. V. DedyukhinB. A. Korotyaev OriginalPaper 25 October 2021 Pages: 660 - 676
Species of the Subgenus Lumetus Zaitzev (Coleoptera, Hydrophilidae: Enochrus Thomson) of the Fauna of Russia and Adjacent Countries S. V. LitovkinA. S. SazhnevA. A. Prokin OriginalPaper 25 October 2021 Pages: 677 - 699
First Record of a Parasitic Wasp of the Genus Anaprostocetus Graham, 1987 (Hymenoptera, Eulophidae: Tetrastichinae) from Russia (Environs of St. Petersburg) O. V. Kosheleva OriginalPaper 25 October 2021 Pages: 700 - 704
Genus Mesorhaga Schiner, 1868 (Diptera, Dolichopodidae) on Madagascar, with Description of a New Species I. Ya. Grichanov OriginalPaper 25 October 2021 Pages: 705 - 708
Structure of Haller’s Organ and Taxonomy of Hard Ticks of the Subfamily Amblyomminae (Family Ixodidae) S. A. Leonovich OriginalPaper 25 October 2021 Pages: 709 - 724
Analysis of Findings and Host-Parasite Relations of the Tick Ixodes trianguliceps Birula, 1895 (Ixodidae, Ixodinae) in Northwestern Russia and in Neighboring European Countries D. S. FedorovS. A. Leonovich OriginalPaper 25 October 2021 Pages: 725 - 732