samapada-sthānaka
Samapādasthānaka (समपादस्थानक) or Samapāda refers to the ‘erect posture’;
In samapāda posture, the head and body are held erect with legs and arms close together. There is no flexion in the body. The gaze is direct.
Samapāda-sthānaka is of two types, namely vaitastika-sthānaka and ardhavaitastika-sthānaka.