part of part of limb mesenchyme limb mesenchyme EMAPA mapping from TH EMAPA:32705 The primordial embryonic connective tissue of the developing limbs, autopods and digits, consisting of mesenchymal cells supported in interlaminar jelly, that derive mostly from the mesoderm and contribute to limb connective tissue, bone and musculature in conjunction with myotome cells. UBERON:0009749 limb mesoderm uberon