Notice of the late Dr. Waldo Irving Burnett. 261 
esis and general aspect as cells, those which belong to abnormal 
cannot be distinguished from those belonging to normal condi- 
tions of life. "The genetic and general relations of cells in phys- 
iology and pathology are therefore the same. Their difference 
does not relate to structure, but to their destiny. Physiological 
cells must be considered teleologically, but pathological ones have 
ho ulterior object. 
ch of the different heads of his dissertation he discusses 
relationships. It is in connection with this latter’faculty that he 
seems the most liable to error. He appears to have partaken 
tom the German, of the Comparative Anatomy of Siebold and 
Stannins. All who are familiar with the published volume, will 
hot fail to see in it another proof of his industrious habits as ex- 
he last scientific investigation to which his time was devoted 
Was into the natural history of the Orange insect, which is so de- 
structive to the orange trees of Florida. The habits of this in- 
Sect he had studied during his last winter’s residence in Florida, 
d prepared a memoir in reference to it for the American 
Association for the Advancement of Science, but his ill health 
