What are the other internal styles of Chinese martial arts besides the three major internal styles?

The internal martial arts is based on pile work, to cultivate the body's natural force, or quick reaction ability. To health as the basis, refining gas as the core, the technique of raising my spiritual consciousness, soft to overcome the rigid, loose and quiet nature, loose live popping and shaking, this kind of can be called the internal fist. Large boxing is generally Taiji, Bagua, Xingyi. Like Wudang's many boxing, such as Taiyi Wu Xing boxing, six eight boxing and so on, is also basically the field of internal boxing. There are also such as mind six boxing, Dacheng boxing, Baji boxing, including Fujian Crane Boxing, is also the internal boxing.