The genus Dioxys
7 species in Europe, in the family Megachilidae. None of them is listed as threatened on the European Red List.
How the species are doing
Distribution of the species over the categories of the European Red List of Bees (2026). Not assessed means: no European assessment in the source, often because the species only occurs at the edge of Europe.
- NT Near threatened: 1
- LC Least concern: 3
- DD Data deficient: 1
- NA Not applicable (not native or vagrant): 1
- - Not assessed: 1
Scale, from severe to not threatened: CR critically endangered, EN endangered, VU vulnerable, NT near threatened, LC least concern. DD: data deficient.
When the visitors fly
Number of species flying per month, according to the flight calendar from open records in Europe. A species counts in every month it flies.
Crops these bees visit
The open sources contain no record of this group on a crop with an EPPO code yet.
All species in Europe
| Species | Red List Europe | Flies | Only in Europe |
|---|---|---|---|
| Dioxys ardens | NA Not applicable (not native or vagrant) | no data | |
| Dioxys atlanticus | NT Near threatened | no data | yes |
| Dioxys cinctus | LC Least concern | Apr - Jul | |
| Dioxys falsificus | - Not assessed | no data | |
| Dioxys lanzarotensis | DD Data deficient | no data | yes |
| Dioxys moestus | LC Least concern | no data | |
| Dioxys pumilus | LC Least concern | no data |
Sources
This page only uses sources with an open licence. The bee database itself contains more records, from sources for which permission is still pending.
- Vliegperiode per maand, afgeleid uit BeeBDC-waarnemingen met open licentie (CC0 / CC BY)
FairGrow (afgeleid) · version 1.3.4 · licence CC BY 4.0 (afgeleid uit CC0 / CC BY)
Afgeleid door FairGrow uit: Dorey, J. B. et al. (2023). A globally synthesised and flagged bee occurrence dataset and cleaning workflow. Scientific Data 10: 747. https://doi.org/10.1038/s41597-023-02626-w. Cleaned database v1.3.4 (2024-02-15), Figshare. Kleinste maandvenster met 90% van de waarnemingen, minimaal 20 records.
doi.org/10.1038/s41597-023-02626-w - Bij-plantinteracties: EuPPollNet via GloBI (CC BY 4.0)
GloBI / Big Bee · version 7.0 · licence CC BY 4.0
Lanuza, J. B. et al. (2025). EuPPollNet: a European database of plant-pollinator networks. Zenodo 10.5281/zenodo.15183272 (CC BY 4.0), via Seltmann, K. et al. / Big Bee project and GloBI (2025). Global Bee Interaction Data v7.0. Zenodo. https://doi.org/10.5281/zenodo.17957582. Underlying data: Global Biotic Interactions (Poelen et al. 2014).
doi.org/10.5281/zenodo.17957582 - Discover Life bee species guide and world checklist (Hymenoptera: Apoidea: Anthophila), tab-delimited version
Zenodo / Discover Life · version v57.0 · licence CC-BY-4.0
Ascher, J. S. and J. Pickering. 2024. Discover Life bee species guide and world checklist (Hymenoptera: Apoidea: Anthophila). http://www.discoverlife.org/mp/20q?guide=Apoidea_species Draft-57, 27 February, 2024
doi.org/10.5281/zenodo.19954082 - BeeBDC beesChecklist: country checklist of the world's bees (Discover Life), 2026-01-12
Flinders University / Figshare · version 2026-01-12 · licence CC BY 4.0
Dorey, J. B. et al. (2023). A globally synthesised and flagged bee occurrence dataset and cleaning workflow. Scientific Data 10: 747. https://doi.org/10.1038/s41597-023-02626-w; beesChecklist 2026-01-12 (Figshare, CC BY 4.0), based on the Discover Life country checklist (Ascher & Pickering).
doi.org/10.1038/s41597-023-02626-w - European Red List of Bees (2026), Appendix 1: Red List status at Pan-Europe and EU27 levels
Publications Office of the European Union / IUCN · version 2026 · licence CC BY 4.0
Michez, D. et al. (2026). European Red List of Bees. Luxembourg: Publications Office of the European Union. https://doi.org/10.2779/521877 (CC BY 4.0). Appendix 1.
doi.org/10.2779/521877
Other groups in the family Megachilidae
Which bees fly around your field?
In the FairGrow bee database you see the species in the cells around your own fields and apiaries, with flight weather and forage landscape.