It thus appears that an ungulate such as the horse, is an extreme modification of the general Mammalian plan, his members being highly specialized for a certain kind of work.
"The Old Riddle and the Newest Answer"
John Gerard
These various ungulate forms thus stand a long way from one another, and if they were once connected together by a bridge, or rather a causeway, we ought certainly to find some traces of it, and not always of those particular types which require to be united.
"The Old Riddle and the Newest Answer"
John Gerard
The fact that the dentition of the older tertiary ungulate and carnivorous mammals is always complete, noticed by Professor Owen, illustrated the same generalisation.
"The Rise and Progress of Palaeontology Essay #2 from "Science and Hebrew Tradition""
Thomas Henry Huxley