Not only are all four tongue shapes represented (with the palato-alveolar appearing in the laminal "closed" variation), but both the palato-alveolars and alveolo-palatals can additionally appear labialized.
Not only are all four tongue shapes represented (with the palato-alveolar appearing in the laminal "closed" variation), but both the palato-alveolars and alveolo-palatals can additionally appear labialized.