Garudapurana 3.22.14

3.22.14

nimnau ca gulphau saptadaśaṃ tadāhurgrī vārūpaṃ prāhuraṣṭādaśaṃ ca /
ekonaviṃśaṃ tvakṣipadmaṃ suraktaṃ prāhurbāhuṃ jānu viṃśaṃ tathaiva //

Indrawn ankles they call the seventeenth; the shape of the neck they call the eighteenth. / The nineteenth is an eye[-like] lotus of bright red; likewise, the arm and knee they declare as the twentieth.