Polacanthus: differenze tra le versioni

|genere=† '''Polacanthus'''<br />''<small>''[[Richard Owen|Owen]] ''vide'' Anonymous, 1865<ref>Genus authority given as [[Thomas Henry Huxley|Huxley]], 1867 in some sources, such as the second edition of ''The Dinosauria''.</ref>''</small>''&nbsp;