Uniped

In Birds, the attitude upon, and mode of progression over, solid surfaces, is biped, or, as in the case of many birds, whilst resting or actually sleeping, the standing position is accomplished upon one leg only, or is uniped.

They had the human form, as had also the famous giant god called Aggodagoda, who was uniped.

Fig. 9 The Black Tezcatlipoca, in aspect of Huitzilopochtli: he is uniped, ‘hurakan’.