Survey for Osmia inermis (Zetterstedt, 1838) (Hymenoptera: Megachilidae) in Perthshire, 2015-2016 /
Hymettus (Organisation),author.
Scottish Natural Heritage (Agency)
Includes bibliographical references (page 6).
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Description from online resource; title from PDF title page (Scottish Natural Heritage, viewed 26 July 2019)
Mason bees