Source : Webster's Revised Unabridged Dictionary (1913)

Craniometry \Cra`ni*om"e*try\ (kr?`n?-?m"?-tr?), n.
   The art or act of measuring skulls.

Source : WordNet®

craniometry
     n : the branch of physical anthropology dealing with the study
         and measurement of dry skulls after removal of its soft
         parts