part_of part of has part develops from posterior region of body hindlimb skeleton limb hindlimb A (free) limb that is connected to a pelvic girdle region. The extent of this structure includes autopod, stylopod and zeugopod regions when present, but excludes the pelvic girdle and its parts. free lower limb free part of lower limb hind limb hind-limb hindlimb inferior member lower extremity lower limb membrum inferius membrum inferius pelvic appendage pelvic appendage hindlimb bud pelvic complex