Cante de Trilla, it belongs to the country styles. Surpsising melodic similarity with the lullaby. It is not an exculsive Andalusian song.
In Castilla you can find genuine Cantes de Trilla. The rhythm of the cante de trilla is supported by the accompaniement of the high-pitched and clear bells pined on the tacks and of the voices of the "arrieros" (person in charge of the beasts. Their voices encourage and stimulate the worl of the beasts.

Livianas, they belong to the country styles, to the solea group and to the metric style of 12 measures.

Serranas, they belong to the rural styles, to the "Seguirya" group and metrical style of 12 measures.