That doctrine took some few years to produce its effect, but it became evident at once to those who accepted Darwinism that the natural classification of animals, after which collectors and anatomists, morphologists, philosophers and embryologists had been so long striving, was nothing more nor less than a genealogical tree, with breaks and gaps of various extent in its record.
The anatomists and embryologists of the next quarter of a century confirmed rather than expanded the views of Miller.
Knowledge of the development has been enormously extended by numerous embryologists, e.g.
How would you define embryologists? Add your definition here.