mesocephalism (mesosefal alizm)

[ Departures from a width of eight and length of ten ( mesocephalism ), measured from one auricular aperture over the head to the other, and nose root over the head to the nucha, determine whether the skull shall be considered long. Amer . Nat ., XXII. 614. me so cep halon (mes-o-sef'a-lon), n.; pl. me so cephala (-lä). [NL., cephalic.