The furcula is large, and the scapula has a well developed acromion.
In furcula, the outer margin of the band is generally sharply bent inward just below the costa.
Anatomically, this genus is remarkable in the parrot tribe for having no furcula, or merry-thought bone.
In a pouter, the furcula had not been lengthened proportionally with the increased length of the body.
Mucrones: in Collembola the two small end pieces of the furcula, proceeding from the dentes.
The size and shape of the perforations in the sternum, and the size and divergence of the arms of the furcula, differ.
The coracoids are large, and the clavicles are nearly always united forming the furcula.
The extremities of the furcula, where articulated to the coracoids, vary considerably in outline.