Report on the anatomy of the petrels (Tubinares) collected during the voyage of H.M.S. Challenger, in the years 1873-1876 / by W.A. Forbes -- Report on the deep-sea medusae dredged by H.M.S. Challenger, during the years 1873-1876 / by Ernst Haeckel -- Report on the Holothurioidea, dredged by H.M.S. Challenger during the years 1873-1876. Part 1. The Elasipoda / by Hjalmar Théel
Notes
Running title: The voyage of H.M.S. Challenger
Some plates accompanied by guard sheet with descriptive letterpress