Neotropical mayflies
By: by James G. Needham and Helen E. Murphy.
Contributors: Murphy, Helen Elizabeth, 1892-
Series: Bulletin of the Lloyd Library of botany, pharmacy and materia medica -- no. 24; Entomological series -- no. 4
Publisher: Lloyd Library
Published: 1924
Place of publication: Cincinnati
Language: eng
Number of pages: 79
Subjects: Mayflies.