The information presented here is taken directly from the DSM V. The DSM V introduction to anxiety disorders can be found here.
Separation Anxiety Disorder
Selective Mutism
Specific Phobia
Social Anxiety Disorder
Panic Disorder
Agoraphobia
Generalized Anxiety Disorder
Substance/Medication Induced Anxiety Disorder
Anxiety Disorder Due to Another Medical Condition
Other Specified Anxiety Disorder
Unspecified Anxiety Disorder