A key to the nymphs of the British species of Ephemeroptera
Subtitle: with notes on their ecology
By: by T. T. Macan.
Series: Freshwater Biological Association. Scientific publication; no. 20; Scientific publication (Freshwater Biological Association) ;; no. 20.
Publisher: Freshwater Biological Association]
Published: 1961
Place of publication: [Ambleside, Eng
Language: eng
Number of pages: 63
Subjects: Mayflies -- Great Britain.
Notes: Bibliography: p. 61-63.