448 Mr. Clift on the Megatherium. 



Ft. In. Lines. 



The lateral extent of the ilium 2 3 8 



The diameter of acetabulum from anterior to posterior edge 7 3 



Ditto, from external to internal edge , 7 6 



From the superior to inferior edge of the ischiadic notch (which is here a com- 

 plete foramen) 7 



Ditto, its transverse diameter 4 5 



Length of the dorsal surface of the sacrum 1 6 



Ditto, on its inferior surface, from its articulation with the last lumbar vertebra 



to that with the first caudal 1 4 



From the superior edge of the acetabulum to the symphysis pubis 2 3 



Depth of the symphysis pubis 10 



Breadth of the pubis from its anterior edge, or brim, to the obturator foramen. . 10 2 



Smallest diameter of obturator foramen 5 2 



From the outer or extreme point of the ilium to the tuberosity of the ischium . . 3 3 



Breadth of the ischium, where it joins to the sacrum 1 6 



From the extreviie point of the ilium to the anterior edge of the symphysis pubis 2 S 

 Transverse diameter of the anterior articulating surface of the sacrum, adjoining 



the last lumbar vertebra 6 2 



Vertical diameter of ditto 5 6 



Transverse diameter of the posterior articulating surface of the sacrum, with the 



first caudal vertebra 6 2 



Vertical diameter of ditto 4 3 



The antero-posterior diameter of the pelvic aperture 2 



Transverse diameter of ditto at the brim of the pelvis 1 2 



Transverse diameter of the pelvic aperture at the outlet 1 6 



From the posterior part of the sacrum to the anterior part of the symphysis pubis 3 2 6 



Transverse diameter of the spinal canal in the sacrum 4 2 



Antero-posterior diameter of ditto 3 3 



Posterior Extremity/. 



Femur. 



Greatest length from the extremity of the head of the femur to the lower surface 



of the inner condyle 2 



From the top of the great trochanter to the lower surface of the outer condyle . . 2 



Greatest circumference of the head of the femur 2 



Circumference of the neck of the femur 1 



Circumference of the upper part of the femur, over the great trochanter ...... 3 



Circumference of the middle of the femur 2 



Circumference above the condyles 3 



Circumference around the condyles 2 



Breadth of the femur at the great trochanter 1 



Ditto, across the middle of the femur 



Ditto, above the condyles 2 



Transverse breadth below the condyles 1 



Inter-condyloid space at the middle of the bone 



4 







3 















10 







2 







1 



10 



2 







10 



6 



4 







11 







4 



G 











3 



8 



