Agnipurana 243.3

243.3

nābhiḥ pradakṣiṇāvartā guhyamaśvatthapatravat /
gulphau nigūḍhau madhyena nābhiraṅguṣṭhamānikā //

whose navel curls clockwise, whose pudendum is shaped like an aśvattha leaf, / whose ankles are hidden by the middle [flesh], whose navel measures a thumb's width;