Minor local entity

In some communities of Spain, minor local entity is a territorial entity of scope smaller than municipality defined and regulated by the regional governments.
Some examples are caseríos, parroquias, aldeas, barrios, anteiglesias, concejos, pedanías, lugares anejos, decentralised municipal entity in Catalonia, autonomous local entity in Andalucía, rural parish in Asturias.
The administration of these entities have various names including an concejo abierto, a single person mayor called Alcalde pedáneo and a rural council and councils of Álava.
There are almost 4,000 minor local entities; most of them are to be found in the autonomous community of Castilla y Leon.