missing (aplasia) limbs: amelia, oligodactyly, congenital amputation e.g. Tibial or Radial aplasia malformation of limbs: shortening (micromelia, rhizomelia or mesomelia), ectrodactyly, phocomelia, meromelia, syndactyly, brachydactyly, club foot too many limbs: polymelia, polydactyly, polysyndactyly others: Tetraamelia, hemimelia, Symbrachydactyly