These three castes of very low origin, are born of women of the Ayogava caste (by fathers taken from different castes). The caste called Kshudra originates from the Vaidehaka. The caste called Andhra which lives in the outskirts of towns and cities, also originates (from the Vaidehakas).
आयोगवीषु जायन्ते हीनवर्णास्तु ते त्रयः। क्षुद्रो वैदेहकाद-ध्रो बहिर्गामप्रतिश्रयः॥