The Syrphidae of the Ethiopian region
Subtitle: based on material in the collection of the British Museum (Natural History) with descriptions of new genera and species.
By: By Professor Mario Bezzi.
Contributors: Bezzi, Mario, 1868-1927
Publisher: Printed by order of the Trustees of the British Museum, sold by Longmans, Green [etc.]
Published: 1915
Place of publication: London
Language: eng
Number of pages: 146
Subjects: Syrphidae; Diptera -- Africa
Notes: "25 copies ... printed on special paper."  No. 20. - Label pasted on inside of front cover.