Ants, bees, and wasps : a record of observations on the habits of the social hymenoptera /

Includes bibliographical references (p. [xvii]-xix) and index.

The North American bees of the genus Osmia (Hymenoptera: Apoidea) /

Descriptive letterpress on versos of plates.

Ants, bees, and wasps : a record of observations on the habits of the social Hymenoptera /

"Lists of the principal books and memoirs referred to": p. [xvii]-xix.

Ants, bees, and wasps : a record of observations on the habits of the social hymenoptera /

Includes index and bibliographical references.

New species of North American bees of the genus Dufourea (Hymenoptera, Halictidae) with descriptions of two previously undescribed females /

Cover title.

Catalogue of the British bees in the collection of the British Museum.

Catalogue of British Hymenoptera in the British Museum. 2d ed., Pt. I. Andrenidae and Apidae.

British bees: an introduction to the study of the natural history and economy of the bees indigenous to the British Isles.

Mode of access: Internet.