Precambrian Madiyi Formation in Banbianshan, Taojiang of Hunan Province is consisted of deep-water gravity flow deposits, deep-water traction current deposits and deep-water in situ deposits.

• 摘要湖南桃江半边山前寒武纪马底驿组为一深水重力流沉积、深水牵引流沉积与深水原地沉积共生组合。