558 Dr. WALTER ÀDAM on the 
Dimensions of the STERNUM and of the 
Rostro-Caudal Dimensions (Length) of the separate Portions of the Dermo-pleural Dimensions 
Sternum, in the Mesial Plane. 
Dimen- Dimen- 
Supposed Pimen Supposed Dimen 
Actual Measurements. Dimen. | Propor- | Diff. Actual Measurements, Dimen. | Propor- | Diff 
sions. rem sions, Pate 
Distance in the mesial plane from the rostral 
extremity of the rostral (1st) bone of the 
sternum, To the caudal margin of its der- 
Fist, | mal (sternal) surface . . . 96 | 1:00 4 
Distance in the mesial plane from the rostral 
margin of the dermal (sternal) surface, To 
g the caudal margin of the same surface; 
= That surface being smooth and round in the 8 
S 2nd and 3rd bones; a smooth blunt ridge Distance in the mesial plane from the rostral 
x in the 4th; villous and bulging in the 5th; margin of the dermal (sternal) surface, To 
&4 in the 6th villous and bulging laterally, the opposite rostral margin of the pleural 
‘s | 2nd,| smooth and deeply hollowed mesially . . 3:05| 3:00| 12 d dorh sufact - ou. a 38 5 3 1 
Bm o eren rn rr e 956 250 14 || o roj 4], 
E mho : = 25 8°80 $55] 18 Eee 142 | 150] 6 |, 
Stii à 2. Bie eee ee 7229. 990 o Fae "s 1:98 | 2:00 8 i 
ROUGE ce ei oer s a” s. IHOFPFTOOTI NS 2-90 | 3:00| 12 
21:50/21:25 | 85 | 26 825 | 33 | 9 
Whole Length of the Sternum. 
Distance from the rostral extremity of the 
rostral (1st) bone of the sternum, To the 
caudal margin of the caudal (6th) bone . 22°64 |22-50| 90 
Dimensions of the Depth of the Thorax. : 
Distance in the mesial plane from the der- 30 : 
mal (sternal) surface of the rostral (1st) : 
bone of the sternum, To the summit of the ; 
spinous process of the 7th cervical ver- 4 
tebra . 30°00 |30:00 | 120 E 
Distance in the mesial plane from the caudal | 
margin of the caudal (6th) bone of the 58 5n 
sternum, To the summit of the epiphysis Tt 
of the spinous pedo of the 6th dorsal a 
vertebra . . . . . . . . . 15°50 15°50 62 | ; 
