144
F. Raible and P.R.H. Steinmetz
Fig. 5.1 Increasing complexity as a topological principle in Haeckel’s “Stammbaum des
Menschen” (“Pedigree of Man”). Animals with presumed simple organization are placed close
to the bottom and stem of the tree, whereas more “elaborate” forms are found in the tips of the
branches. Reproduced from (Haeckel 1903)
F. Raible and P.R.H. Steinmetz
Fig. 5.1 Increasing complexity as a topological principle in Haeckel’s “Stammbaum des
Menschen” (“Pedigree of Man”). Animals with presumed simple organization are placed close
to the bottom and stem of the tree, whereas more “elaborate” forms are found in the tips of the
branches. Reproduced from (Haeckel 1903)