- Apis rupestris Fabricius, 1793
- Psithyrus pyrenaeus Lepeletier, 1832
- Psithyrus interruptus Lepeletier, 1832
- Psithyrus armeniacus Reinig, 1970
Hill Cuckoo-bee, Red-tailed cuckoo bee
No status defined
Value of species
One of 26 world known species of the subgenus Psithyrus (previously considered as a separate genus). One of 250 world known species of the genus Bombus, and one of 40 bumblebee species (8 cuckoo bee species among them) in the fauna of Ukraine. All species of the subgenus Psithyrus are obligate social parasites ('cuckoos') in colonies of the other social Bombus species. Females lack pollen-collecting corbiculae on the hind legs, there is no worker caste.
Distribution: Palaearctic, Oriental Regions (Europe and Asia, including the eastern Tibetan plateau, to the Pacific).
The species with large females, emerging in late spring.
Breeds in colonies of B. lapidarius, to which it bears a striking resemblance.
[[Bombus rupestris lives from the middle of the Iberian peninsula, the S. Italy and the Balkan to the South to the middle of Scandinavia to the North. It can be found from Ireland to the West to East Sibiria to the East. It inquilines mainly B. lapidarius but also B. sichelii and likely other species from the subgenus Melanobombus]].
- Iren KONOVALOVA, e-mail: firstname.lastname@example.org