Stimatio Capitis
A Dictionary of Law · Henry Campbell Black · 1891
A Dictionary of Law
In Saxon law. The estimation or valuation of the head; the price or value of a man, By the laws of Athelstan, the life of every man, not excepting that of the king himself, was estimated at a certain price, which was called the ere, or estimatio capitis.
Crabb, Eng. Law, o, 4.
Zistimatio precteriti delicti ex postremo facto nunquam crescit. The weight of a past offense is never increased by a subsequent fact.
Bacon.