title: The Bumble Bees of Ukraine: Species Distribution and Floral Preferences
abstract: The bumble bees were studied in Ukraine between 2002 and 2009 under field conditions, by examining historical and recent collections and by the literature data. Forty one species are reported from the whole territory, 32 of them being recorded from the forest-steppe zone. Ten species are rare in all their habitats: B. confusus , B. distinguendus , B. fragrans , B. gerstaeckeri , B. ruderatus , B. armeniacus , B. mesomelas , B. laesus , B. veteranus , and B. cullumanus . The present persistence o
journal: Psyche A Journal of Entomology