alx1 | (echinoderms) | | large micromere [+] dorsal skeletogenic mesenchyme chain,embryonic skeletogenic mesenchyme cell,lateral chain of skeletogenic mesenchyme,left lateral chain of skeletogenic mesenchyme,left ventrolateral skeletogenic mesenchyme cluster,right lateral chain of skeletogenic mesenchyme,right ventrolateral skeletogenic mesenchyme cluster,subequatorial skeletogenic mesenchyme ring,ventral skeletogenic mesenchyme chain,ventrolateral skeletogenic mesenchyme cluster,embryonic skeletogenic mesenchyme,embryonic skeletogenic mesenchyme cell,embryonic skeletogenic mesenchyme syncytium,embryonic skeletogenic mesoderm,large micromere descendant cell,left lateral chain of skeletogenic mesenchyme,right lateral chain of skeletogenic mesenchyme,skeletal rod,subequatorial skeletogenic mesenchyme ring,ventrolateral skeletogenic mesenchyme cluster | null |