542 
Dr. WALTER ADAM on the 
Dimensions of the CRANI UM 
Transverse Dimensions (Bre 
1 
Supposed; Dimen- Supposed| Dimen- 
Normal | sions in 3 Normal | sions in| | - 
Actual Measurements. Dimen- | Proport. Dif. Actual Measurements. Dimen- | Proport, pi. É 
sions. | Parts. sions. | Parts. i 
Coronal Breadth. Zigomatic Breadth. 
Distance coronad and rostrad between the lateral 
surfaces of the margins of the nostrils . 2:69| 275 | 11 
Smallest distance between the lateral surfaces of 
the coronal maxille interveningly to the nos- 2 
trils and the orbits. Being over the rostral mo- 
BUM . id nier... 75. 229519295 9 
Distance between the mesial margins of the co- 5 Distance between the hollows of the orbicular 
rono-orbital arteries; in the frontal hollow over grooves on the mesio-rostral margins of the 
Bou 3 ww... . S F00] r00 4 orbits . S Y 34 Y 620, 625 | 25 
Distance between the lateral margins of the co- g | Distance between the lateral terminations of the 
rono-orbital arteries; in the frontal hollow over caudal margins of the orbits. Being the great- 
We Oe s E ES S s AS TO 6 est breadth of the head... . . . . 925] 92b 1 99 
Smallest distance between the hollows of the 6 Distance between the latero-hasilar extremities 
temporal fosse immediately caudad from the of the occipital plates, Being immediately cau- i. 
OM. Qu o9. S 05V 0001.9 00... 18 dad from the entrance of the auditory canals. 5:90| 6:00 | 24 
Distance between the lateral surfaces of the ce- 3 |Distance between the hollows of the grooves that 
rebral bulge ofthe cranium . . . . . . 8:80, 375 | 15 separate the occipital plate from the occipital 
MEME S. S s o; o 38:10| 3:00 | 12 
Greatest distance between the lateral margins of 
the occipital condyles . . . . . . 3:42| 3:50 | 14 
Dimensions of Apertures. 
Dimensions of the Nasal Passage. Dimensions of the Orbits. 
On the Right Side. On the Left Side. 
Distance from the inter- 
nal surface of the hol- 
low of the orbicular 
groove of the right or-. 
É c —. bit. To the nearest Similar dimen- 
Distance iuternally between the lateral margins point on its caudo-late- sion on the 
of the entrance of the nasal passage 223| 225 | 9 ral margin . . . . 220| leftside. . 230| 2:25| 9 
Greatest distance from 
: : 3 the inner surface of the 
Smallest distance internally between the lateral 3 | coronal margin of the 
surfaces of the nasal passage. Being over the right orbit. To,the in- Similar dimen- 
caudal margin of the palate and the caudal ner surface of the oppo- sion on the 
molar teeth pq uu ee eee © One FON site basilar margin . 2°28 | leftside. 2:47 | 2:25 e- 
Distance internally between the lateral margins 2 
of the caudal termination of the nasal passage. 2'00 | 2-00 8 
