He was popularly known as "Prince John" because of his manners and appearance.
The horse does not occupy the important position in the Bedouin economy that is popularly supposed.
The monitor lizard is popularly known as the goanna, a name derived from the iguana, an entirely different animal.
Popularly, however, the emperor is known by his old Russian title of tsar.
In fact, he did so much to make the atomic theory of matter probable that he is popularly regarded as its originator.