THE NEW GENEALOGICAL TREE 



379 



to palaeontology, that "sich keinerlei Widerspriiche zur Pala- 

 ontologie ergeben und mit deren Hilfe sich auch andere 

 Erscheinungen zwanglos erklaren lassen." 



Attempts can frequently be found where the Coelenterata 

 (these are usually understood as a group which includes the 



Fig. 51. The lower part of the genealogiel tree (after A. H. Muller), 

 changed to agree with my turbellaria theory of cnidarians. 



Cnidaria and the Ctenophora) do not appear on the geneologi- 

 cal tree as a counterpart to the Coelomata but rather as an 

 intermediate stage between the colonial Flagellata and the 

 Coelomata (the Bilateria or even Vermes). This is, for example 

 the case with the outline made by Schmalhausen (1947:411); 

 in his graphic (Fig. 52) representation, however, we find 



