13 books
The Method and Aim of Natural History Studies
Introductory Lecture Delivered to the Students of the Natural History Class in the University of Edinburgh on the Opening of the Winter Session 1855 (Classic Reprint)
A Monograph of the Fresh-Water Polyzoa
A Monograph of the Gymnoblastic or Tubularian Hydroids, Vol. 1 of 2
Report on the Hydroida
A Monograph of the Gymnoblastic or Tubularian Hydroids. in Two Parts
A Monograph of the Freshwater Polyzoa, Including All the Known Species, Both British and Foreign
Protoplasm and Life
A Monograph of the Gymnoblastic or Tubularian Hydroids
A Monograph of the Gymnoblastic or Tubularian Hydroids (Text)
Report on the Hydroida Collected During the Exploration of the Gulf Stream by L. F. de Pourtales, Assistant U.S. Coast Survey ..
Report on the Hydroida Dredged by H.M.S. Challenger During the Years 1873-76
A Monograph of the Fresh-Water Polyzoa, Including All the Known Species, Both British and Foreign