An annotated key to the nymphs of the families and sub-families of mayflies (Ephemeroptera)
By: by George F. Edmunds, Jr., Richard K. Allen, and William L. Peters.
Series: University of Utah biological series,; v. 13, no. 1
Publisher: University of Utah
Published: 1963
Place of publication: Salt Lake City
Language: eng
Number of pages: 55
Subjects: Mayflies.
Notes: Bibliography: p. 23-27.