Animal Kingdom
one of the three great kingdoms of visible nature, the two other being the vegetable and the mineral kingdoms. Prof. Owen, in his "Palcation: Kingdom I., protozoa. Kingdom eontology," adopts the following classifi- II., animalia. Sub-kingdom I., invertebrata: Province 1, radiata; 2, articulata; 3, mollusca. Sub-kingdom II., vertebrata. the animal kingdom in eight groups ar- Prof. Huxley, writing in 1869, divided ranged thus:
VERTEBRATA, MOLLUSCA, MOLLUSCOIDA, CELENTERATA, ANNULOSA, ANNULOIDA, INFUSORIA, PROTOZOA.