The Francis Walker types of Trichoptera in the British museum
By: re-described and figured by Cornelius Betten ... and Martin E. Mosely.
Contributors: Mosley, Martin Ephriam, joint author.; British Museum (Natural History)
Publisher: Printed by order of the Trustees of the British museum
Published: 1940
Place of publication: London
Language: eng
Number of pages: 248
Subjects: Walker, Francis, 1809-1874.; Caddisflies.
Notes: Includes bibliographies.
At head of title: British museum (Natural history)