<unk>  will show physical signs of the irregular dental formation of the teeth and cause other symptoms of the disease that could possibly lead to dental problems in the future, depending on severity of the deformity. Most commonly, the extra<unk>  is located on the lingual surface, giving a three-pronged appearance. Rarely, however, the extra<unk>  may be situated on the facial surface, or there may be extra<unk> s on both lingual and facial surfaces. There may be a deep groove between the<unk>  and the rest of the tooth. The extra<unk>  typically contains pulp tissue. When viewing<unk>  from the occlusal, the projection will appear "x-shaped", as well as appears conical, and mimic the shape of an eagle's<unk> . Symptoms of<unk>  include: * Interference with occlusion or bite * Irritation of soft tissues and tongue * Accidental<unk>  fracture * Susceptible to dental caries
Talon cusp
Cradle cap
Harrison's groove
Cobb angle
Axon hillock
Cementicle
Apex 
Tycoon's cap