In 1866, Ernst Haeckel coined the term 'phylum' for the classification of animals. It is the category below the Kingdom and is made up of various classes sharing common features. The same category is called the 'division' for plant classification and this term was given by August W. Eichler in 1883.
A. Ernst Haeckel coined the term 'phylum'
B. John Ray established the category of 'species'
C. G.L. Cuvier was the proponent of catastrophism in geology in the early 19th century.
D. Carolus Linnaeus gave binomial nomenclature.
Hence, the correct answer is 'E. Haeckel'