Studies on the Enchytraeidae of North America
By: by Paul Smith Welch.
Series: Bulletin of the Illinois state laboratory of natural history -- vol. X, article III
Publisher: [s.n.]
Published: 1913
Place of publication: [Urbana, Ill.]
Language: eng
Number of pages: 212
Subjects: Enchytraeidae.
Notes: "Contributions from the Zoological laboratory of the University of Illinois ... no. 26."

Bibliography: p. [205]-210.