272 BIOLOGY AND ITS MAKERS 
with great clearness. The myxomycetes are, in one condition, 
masses of vegetable protoplasm, the movements and other 
characteristics of which were shown to resemble strongly 
those of the protozoa. De Bary’s great fame as a botanist 
has made his name widely known. 
In 1858 Virchow also, by his extensive studies in the 
pathology of living cclls, added one more link to the chain 
Fic. 87.—Hernricu A. pE Bary, 1831-1888. 
that was soon to be recognized as encircling the new domain 
of modern biology. 
Schultze.—As the culmination of a long period of work, 
Max Schultze, in 1861, placed the conception of the identity 
