mammary gland bud formation
The morphogenetic process in which a bud forms from the mammary placode. A mammary bud is bulb of epithelial cells that is distinct from the surrounding epidermis.
GO:0016331
morphogenesis of embryonic epithelium
is_a
GO:0048646
anatomical structure formation involved in morphogenesis
is_a
GO:0060648
mammary gland bud morphogenesis
part_of