A monograph of the fresh-water polyzoa
Subtitle: including all the known species, both British and foreign.
Publisher: Ray Society
Published: 1856
Place of publication: London
Language: eng
Number of pages: 119
Subjects: Bryozoa.
Notes: Bibliographical footnotes.
Dedication dated: May 2, 1857.
Each plate preceded by leaf with descriptive letterpress not included in paging.