1. First assessment of biofouling assemblages in the northern Red Sea, an important region for marine non-indigenous species transfer

2. A revision of the hitherto neglected genus Topiris Walker, 1863 (Lepidoptera, Xyloryctidae) with taxonomic notes on the genus Athrypsiastis Meyrick, 1910

3. Population genetic structure and demographic history of Dermacentor marginatus Sulzer, 1776 in Anatolia

4. Endosymbionts in agriculturally important parasitoid wasps from Australia

5. A new species and a new record of the genus Eupoecilia Stephens, 1829 (Lepidoptera, Tortricidae, Tortricinae) in Japan

6. On Setina irrorella pseudoirrorella Freina and Witt, 1985, and Setina cantabrica Freina and Witt, 1985, in Spain and Portugal: Taxonomic Status, Distribution, Habitat, and Molecular Genetics (Lepidoptera: Erebidae: Arctiinae: Lithosiini)

7. Psora mediterranea (Lecanorales, Psoraceae), a new lichen species from Europe, including a new concept for P. himalayana and a revised key to the European species

8. On trapdoor spiders of the family Nemesiidae Simon, 1889 (Araneae: Mygalomorphae) from Kosovo

9. Small Fishes, Big Issues: Species Delimitation in Hemigrammus Marginatus, Gill, 1958 (Acestrorhamphidae: Pristellinae) from Brazilian Coastal Basins Based on Integrative Genetics

10. Water mite diversity from southwestern Turkiye through the lens of the DNA barcodes, with the description of one new species (Acari, Hydrachnidia)

11. Colonization patterns of epi- and endogenous habitats suggest extrinsic and intrinsic drivers to cavernicoly on Réunion island by Cixiidae (Hemiptera, Fulgoromorpha)

12. First DNA barcoding of Dysderidae (Araneae) from Kosovo, with new records and the description of a new species of Harpactea Bristowe, 1939

13. Sufetula culshawi sp. nov. (Lepidoptera, Crambidae, Lathrotelinae): a previously unrecognised species affecting cultivated palms

14. Building a reliable 16S mini-barcode library of wild bees from Occitania, south-west of France

15. Integrating taxonomic, genetic and ecological data to explore the species richness of wild bees (Hymenoptera, Apoidea, Anthophila) of the Culuccia Peninsula (NE Sardinia, Italy)

16. Insights into the transmission cycle of cutaneous leishmaniasis from an endemic community in rural Guatemala

17. Diversity of tremellalean Pertusaria-associated fungi in Norway and the role of secondary metabolites in host specificity

18. DNA Barcoding Southwestern Atlantic Skates: A 20-Year Effort in Building a Species Identification Library

19. Myiasis by Cordylobia anthropophaga and C. rodhaini (Diptera: Calliphoridae) in Polish travelers to Africa with new molecular data

20. First Georissidae (Coleoptera) from the Philippines with description of two new species of Georissus Latreille, 1809

21. 2. Benchmarking three DNA metabarcoding technologies for efficient detection of non-native cerambycid beetles in trapping collections.

22. Identification of fish specimens of the Tocantins River, Brazil, using DNA barcoding

23. 3. Exploring the diversity of Gracillariidae (Lepidoptera) in South Africa: host plants, distribution, and DNA barcoding analysis, with the description of nine new species.

24. Species boundaries of the whiptail catfish Rineloricaria (Siluriformes: Loricariidae) from the Paraíba do Sul River drainage, southeastern Brazil, with species redescriptions and description of a new species

25. DNA barcoding elucidates ecological dynamics regulating the diversity of Theretra, Hübner 1819 (Lepidoptera: Sphingidae) from northernmost Western Ghats

26. The interplay of temperature, light, and substrate type in driving growth and reproduction of an important tropical crustose coralline alga

27. Non-indigenous polychaetes along the Salento Peninsula: new records and first molecular data

28. Fish diversity around Weizhou Island, South China Sea, based on environmental DNA

29. DNA Barcoding for the Identification of Adult Mosquitoes (Diptera: Culicidae) in Western Australia

30. A new species of Homalernis Meyrick, 1908 (Lepidoptera, Tortricidae, Tortricinae) represents the first record of the tribe Schoenotenini in Japan

31. Improved Understanding of the Macrofungal Diversity of Mongolia: Species Richness, Conservation Status, and An Annotated Checklist

32. Two new records and description of a new Perinereis (Annelida, Nereididae) species for the Saudi Arabian Red Sea region

33. A phenomenon: what are the minuscule grey moths abundant in the dry season in the tropical dry forests of the Pacific coast of Honduras?

34. Prey availability and diet composition of the Grey plover (Pluvialis squatarola) during migration on the South-Western Black Sea coast, Bulgaria

35. Indopria angulata gen. et sp. n., new genus and species of diapriid wasps (Hymenoptera: Diapriidae) from India

36. Isotrias hybridana (Hübner, [1817]) et Isotrias rectifasciana (Haworth, [1811]) sont une même espèce (Lepidoptera : Tortricidae)

37. Forest leaf litter beetles of Taiwan: first DNA barcodes and first insight into the fauna

38. A success for community science: Carmenta brachyclados sp. nov. (Lepidoptera, Sesiidae, Synanthedonini), a clearwing moth from Guyana discovered with its hostplant indoors in Wales (United Kingdom)

39. A new Hibiscus-feeding species of Bucculatrix (Bucculatricidae) from the Ogasawara Islands, Japan

40. Description de cinq nouvelles espèces de Lycoderides Sakakibara (Hemiptera: Auchenorrhyncha: Membracidae) de Guyane française

41. DNA barcoding and phylogenetic relationships of ecologically and commercially important seaweed species from the Azores (NE Atlantic)

42. Additions to the list of arthropods of Reunion Island

43. Mondeguina atlanticella Corley, Rosete & Ferreira, 2020 (Lepidoptera, Gelechiidae, Apaterinae) espèce nouvelle pour la France.

44. A new species of holothuroid from the Labrador Sea (eastern Canada): Pseudothyone labradorensis sp. nov. (Echinodermata, Holothuroidea, Dendrochirotida, Sclerodactylidae)

45. Calycopis vibulena (Hewitson, 1877), espèce nouvellement observée en Guyane (Lepidoptera : Lycaenidae ; Theclinae)

46. Lochetica ramii sp. nov. – a new species of Lochetica Kriechbaumer, 1892 (Hymenoptera, Ichneumonidae, Phygadeuontinae) from Finland, with a key to world species

47. Morphological study and DNA barcoding of Junonia atlites collected from Jharkhand state of India

48. Halichoeres sanchezi n. sp., a new wrasse from the Revillagigedo Archipelago of Mexico, tropical eastern Pacific Ocean (Teleostei: Labridae).

49. Lecania lepidota, a new lichen species from pollarded Fraxinus excelsior in oceanic, old-growth deciduous forests in Norway

50. An updated checklist of water mites (Acari, Hydrachnidia) of Serbia with new records revealed by DNA barcodes