A revision of the genus Ephemerella (Ephemeroptera, Ephemerellidae) VIII
Subtitle: The subgenus Ephemerella in North America
By: [by] Richard K. Allen and George F. Edmunds, Jr.
Contributors: Edmunds, George F., joint author.
Series: Miscellaneous publications of the Entomological Society of America, v. 4, no. 6; Miscellaneous publications of the Entomological Society of America ;; v. 4, no. 6.
Publisher: Entomological Society of America
Published: 1965
Place of publication: [College Park, Md
Language: eng
Number of pages: 282
Subjects: Ephemerella.; Mayflies -- North America.
Notes: Bibliography: p. 280-282.