distinct bone to a comparatively rudimentary state in which it coalesces
more or less firmly with the radius. Reduction of the fibula till
nothing but its lower extremity remains. Reduction and final loss of
outer pair of digits (second and fifth), with coalescence of the
metacarpal and metatarsal bones of the two middle digits to form a
cannon-bone. Union of the navicular and cuboid, and sometimes the
ectocuneiform bone, of the tarsus.