Source : Webster's Revised Unabridged Dictionary (1913)

Identically \I*den"tic*al*ly\, adv.
   In an identical manner; with respect to identity.
   ``Identically the same.'' --Bp. Warburton. ``Identically
   different.'' --Ross.

Source : WordNet®

identically
     adv : with complete identity; in an identical manner; "he is
           fitted with an identically similar one"