DIVERSITY AND DISTRIBUTION OF GENUS Ceratina Latreille, 1802 IN BOSNIA AND HERZEGOVINA (Hymenoptera: Apidae)
The paper presents a check list and distribution of species belonging to the genus Ceratina in Bosnia and Herzegovina during the period 2018-2023. Data on the diversity and distribution of Ceratina species have not been previously published. In addition to the field-collected material, specimens of Ceratina species stored in the collection of the National Museum of Bosnia and Herzegovina were included in the species overview. A total of six species belonging to the genus Ceratina were recorded, representing 23% of the European fauna and 55% of the Ceratina species fauna in the Western Balkan Peninsula region. The distribution of species was analyzed based on their occurrence in relation to the biogeographical regions of Bosnia and Herzegovina, with most findings in the Mediterranean region, 50% of occurrences. All six identified species from Bosnia and Herzegovina are represented in the Mediterranean region.