BASSULA

Bassula is an Angolan art that is based on immobilizing your opponent. Because of the high risk of injury, they only try to knock the enemy down in practice. It has been said to be a base for Capoeira.

Source

The basis for most of my information can be found at www.martialtalk.com/forum/archive/index.php/t-12661.html and also mentioned as an art at