Template:Müller, 2020a

• Müller, A. 2020. Palaearctic Osmia bees of the subgenera Hemiosmia, Tergosmia and Erythrosmia (Megachilidae, Osmiini): biology, taxonomy and key to species. Zootaxa 4778(2): 201–236. DOI: 10.11646/zootaxa.4778.2.1  
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Nomenclatural acts

• Date of publication: 14 May 2020
• ZooBank: 61BA688B-E383-4A4C-A9F6-D4F53E55645A

New names (1)

• Osmia (Hemiosmia) spinicoxa