Synonyms: bone organ of zeugopod of leg middle limb segment of hind limb bone bone organ of zeugopod of inferior member bone of zeugopod of lower extremity zeugopod of inferior member bone organ middle limb segment of hindlimb bone organ zeugopod of hindlimb bone bone of lower extremity zeugopod intermediate segment of free lower limb bone organ middle limb segment of hind limb bone organ bone of middle limb segment of hind limb bone of middle limb segment of hindlimb bone of zeugopod of inferior member lower extremity middle limb segment bone organ bone organ of lower extremity zeugopod bone organ of middle limb segment of hind limb zeugopod of hind limb bone lower extremity middle limb segment bone bone of zeugopod of leg bone organ of inferior member middle limb segment hindlimb middle limb segment bone middle limb segment of hindlimb bone lower leg bone bone of middle limb segment of inferior member bone of hind limb zeugopod bone of lower extremity middle limb segment bone organ of zeugopod of lower extremity bone of intermediate segment of free lower limb hind limb zeugopod bone zeugopod of lower extremity bone organ bone of lower leg bone of zeugopod of hindlimb bone organ of lower leg bone organ of inferior member zeugopod zeugopod of leg bone bone organ of zeugopod of hind limb middle limb segment of lower extremity bone hind limb zeugopod bone organ zeugopod of lower extremity bone bone organ of lower extremity middle limb segment bone organ of hind limb middle limb segment inferior member zeugopod bone bone organ of middle limb segment of hindlimb inferior member zeugopod bone organ hindlimb zeugopod bone organ lower extremity zeugopod bone bone of inferior member middle limb segment bone organ of middle limb segment of inferior member bone organ of zeugopod of hindlimb zeugopod of hind limb bone organ bone organ of hindlimb middle limb segment hind limb middle limb segment bone organ bone organ of intermediate segment of free lower limb hindlimb zeugopod bone bone of zeugopod of hind limb inferior member middle limb segment bone organ middle limb segment of lower extremity bone organ bone organ of hindlimb zeugopod hind limb middle limb segment bone inferior member middle limb segment bone bone of middle limb segment of lower extremity lower extremity zeugopod bone organ bone of inferior member zeugopod middle limb segment of inferior member bone bone organ of middle limb segment of lower extremity bone organ of hind limb zeugopod intermediate segment of free lower limb bone zeugopod of inferior member bone zeugopod of leg bone organ hindlimb middle limb segment bone organ middle limb segment of inferior member bone organ bone of hindlimb middle limb segment bone of hindlimb zeugopod zeugopod of hindlimb bone organ bone of hind limb middle limb segment