Lyell, Charles
Ussher, John
Chaillu, Paul Belloni du
Grant, James August
Hochstetter, Ferdinand von
Behr, Hugold Felix von
Duden, Gottfried
Grimm, Carl
Engelmann, Wilhelm
Klunzinger, Carl Benjamin
Kopf, David Traugott
Krafft, Abraham Friedrich
Reinisch, Simon Leo
Löffler, Otto
Grossmann, Hofrath Dr.
Moresby, John
Christian, Frederick William
Richardson, James
Andree, Karl
Harris, Sir William Cornwallis
Staudinger, Paul
Johnston, Harry Hamilton
Lubbock, John Baron of Avebury
Oliphant, Laurence
Brisson, Mathurin Jacques