Eucera nigrescens
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Hymenoptera
- family: Apidae
- genus: Eucera
- species: Eucera nigrescens
- France
Wellen
Rheinland-PfalzBad Frankenhausen
Thuringia
GermanySan Vito
Sardinia
ItalyNiederanven
03
Luxembourg