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. Dr. Walter Adam on the 



Dimensions of the STERNUM a7id of the 



ostio-Caudal Dimensions (Length) of the separate Portions of the 

 Sternum, in the Mesial Plane. 



Dermo-pleural Dimensions 



Actual Measurements. 



Distance in the mesial plane from the rostral 

 extremity of the rostral (1st) bone of the 

 sternum, To the caudal margin of its der- 

 mal (sternal) surface "96 



Distance in the mesial plane from the rostral 

 margin of the dermal (sternal) surface, To 

 the caudal margin of the same surface; 

 That surface being smooth and round in the 

 2nd and 3rd bones; a sinooth blunt ridge 

 in the 4th; villous'and bulging in the 5th; 

 in the 6th villous and bulging laterally, 

 smooth and. deeply hollowed mesially . . 3'05 



3-56 



3-30 



3-53 



7-10 



21-50 



Supposed! Dimen- 



^™- "tS" 

 Parts. 



1-00 



3'00 

 3-50 

 325 

 3-50 

 7-00 



21-25 



14 

 13 

 14 

 28 



85 



0iff. 



Actual Measurements. 



2 

 1 

 1 



14 



Distance in the mesial plane from the rostral 

 margin of the dermal (sternal) surface, To 

 the opposite rostral margin of the pleural 

 (dorsal) surface '78 



1-42 



1-98 



2-90 



26 



Supposed 

 Normal 

 Dimen- 

 sions. 



-75 

 1-00 

 1-50 

 2-00 

 3-00 



8-25 



Dimen- 

 sions ia 

 Propor- 

 tional 

 Parts. 



3 

 4 



6 



8 



12 



33 



Diff. 



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- 

 mal (sternal) surface of the rostral (1st) 

 bone of the sternum, To the summit of the 

 spinous process of the 7th cervical ver- 

 tebra 3000 



Distance in the mesial plane from the caudal 

 margin of the caudal (6th) bone of the 

 sternum. To the summit of the epiphysis 

 of the spinous process of the 6tli dorsal 

 vertebra 15-50 



3000 



15-50 



120 



62 



30 



58 



