Origin
The term originated at a time when theEvolution of the title
The executive duties of the earldom eventually became redundant as the office became absorbed into that of the sheriff, so the title of earl became a noble and honorary title above 'baron'. Other baronages evolved similarly, until the title itself eventually became 'Baronage of Scotland
Feudalism was abolished in England and Ireland during the 17th century and English/Irish Feudal titles, such as earldoms currently exist as estates in land, but their recognition is not universal. In Scotland, feudalism persisted until 2004, with specific provisions in place to legally safeguard the dignity of baronage titles. Therefore, the Scottish equivalent of an English peerage baron is referred to as the Lord of Parliament, and barons/baronial earls in Scotland originate from a feudal background. In Scotland, its baronage the Baronage of Scotland continues to this day comprising around 350 barons, who in most cases bear titles within the ancient nobility of Scotland granted prior to the 1707 Act of Union. In addition, there are seven baronage earldoms (Arran, Breadalbane, Crawfurd-Lindsay, Errol, Nithsdale, Rothes, Wigtoun), one baronage marquisate (Huntly) and one baronage dukedom (Hamilton), all held in baroneum, where there is entitlement. Of these, four of the earldoms are extant, two are unclaimed, one is in dispute, the marquisate is extant held by a non-peer and the dukedom is held by a senior member of the Scottish peerage. Such nobles bear the honorific "Sources
*Encyclopædia Britannica, 9th. ed., vol. 3, p. 387-8, BaronFurther reading
* Nicolas, Sir Harris, ''Historic Peerage of England'', ed. CourthopeSee also
*References