Fig. 562.—Kidney-shaped vessel, Nicaragua.

Fig. 563.—Iroquois bark-vessel.

So, too, in the unsymmetrical urns of Central and Isthmean America, which are characterized by the location of the aperture at the upper part of one of the extremities and by streak-like decorations, we have a decided suggestion of the animal paunch or bladder and of the visible veins on its surface when distended.

Fig. 564.—Porcupine quill decoration.