Zygomatic length.—From anteriormost point of zygomatic process of maxillary to posteriormost point of zygomatic process of squamosal. d to d´
Zygomatic breadth.—Greatest distance across zygomatic arches of cranium at right angles to long axis of skull. j to j´
Breadth of inferior ramus of zygomatic process of maxillary.—Greatest distance across inferior ramus of zygomatic process of maxillary taken parallel to long axis of skull. d to e
Palatal breadth at M3.—Greatest distance from inside margin of alveolus of right M3 to its opposite. g to g´
Palatal breadth at P4.—Same as above except taken at P4. g to g´
Mastoid breadth.—Greatest distance across mastoid bones perpendicular to long axis of skull. h to h´
Breadth of braincase.—Greatest distance across braincase taken perpendicular to long axis of skull. i to i´
Interorbital breadth.—Least distance across top of skull between orbits. k to k´
Length of maxillary tooth-row.—From anterior border of P4 to posterior border of M3. l to l´