390 ON THE FOSSIL BONES OF PACHYDERMATOUS QUADRUPEDS. 



Distance between the superior and inferior extremities of tlie 



tuberosity cf the ischium 0,182 



Distance between the two upper extremities of the ischiatic 



tuberosities 0,258 



Greatest breadth of the os sacrum at its anterior facette .... 0,261 

 Length of the femur, from the summit of its upper head to 



the base of the internal condyle 0,505 



Greatest upper breadth from the most prominent part of the 



head to that of the great trochanter « 0,180 



Diameter of the head 0,073 



Greatest inferior breadth between the two condyles 0,155 



Distance between the posterior edge of the internal condyle 



and the anterior internal angle of the articular pulley .... 0,185 

 Distance between the posterior edge of the external condyle 



and the anterior external angle of the pulley 0, 142 



Average length of the articular pulley next to the rotula .... 0,084 



Breadth 0,078 



Transverse diameter at the smallest part of the bone 0,063 



Height of the rotula 0,075 



Breadth 0,100 



Thickness 0,060 



Length of the tibia, from the centre of its upper head to the 



centre of its lower head 0,346 



Transverse diameter of the upper head ' 0,152 



Antero-posterior diameter between its two articular facettes . 0,112 



Transverse diameter of the lower head 0,089 



Average antero-posterior diameter 0,058 



Projection of the internal malleolus, near the base 0.032 



Transverse diameter of the smallest part of the bone 0,057 



Length of the fibula 0,287 



Length of the calcaneum 0,175 



Length of its posterior projection 0,1 1 7 



Height of its greatest astragalian facette 0,040 



Breadth 0,056 



Length of its smallest astragalian facette 0,031 



Breadth 0,025 



Length of its cuboidian facette 0,052 



Breadth. 0,027 



Length of the astragalus at the centre , 0,077 



Breadth below 0,072 



Height 0,056 



Breadth of the cuboidian portion of its inferior pulley 0«037 



Breadth of the schapboidian 0,042 



Breadth of the cuboid in front 0,045 



Length 0,066 



Greatest thickness in front 0,037 



Breadth of the schaphoid 0,050 



Length 0,065 



Thickness 0,025 



Length of the two large bones of the metatarsus 0,132 



Breadth at the centre ; . . „ 0,037 



