282 ZALOPHUS CALIFORNIANUS CALIFOKNIAN SEA LION. 



mm. 



Length of foui'teentli rib, cartilaginous portion 95 



Length of fifteenth rib, total ^20 



Length of fifteenth rib, osseous portion 180 



Length of fifteenth rib, cartilaginous portion 40 



Length of sternum, ossified portion 550 



Length of sternum, 1st segment 110 



Length of sternum, 2cl segment 50 



Length of sternum, 3d segment 53 



Length of sternum, 4th segment 50' 



Length of sternum, 5th segment 48 



Length of sternum, 6th segment 47 



Length of sternum, 7th segment 46 



Length of sternum, 8th segment 38 



Length of sternum, 9th segment 55 



Length of scapula 180 



Greatest breadth of scapula 250 



Greatest height of its spine 18 



Length of humerus 155 



Antero-posterior diameter of proximal end of humerus 63 



Transverse diameter of proximal end of humerus 65 



Transverse diameter of distal end of humerus 57 



Length of radius 155 



Length of ulna 194 



Longest diameter of upper end of ulna 67 



Length of carpus 40 



Length of 1 st metacarpus and its digit '218 



Length of 2d metacarpus and its digit 188 



Length of 3d metacarpus and its digit ^ 150 



Length of 4th metacarpus and its digit 120 



Length of 5th metacarpus and its digit 90 



Width of manus at base of metacarpals 80 



Total length of fore limb (excluding scapula) 568 



Length of femur 90 



Longest diameter of j)roximal end of femur 46 



Longest diameter of distal end of femur 4& 



Least antero-posterior diameter of shaft of femur 13 



Length of tibia 185 



Length of tarsus 40- 



Length of 1st metatarsus and its digit 222 



Length of 2d metatarsus and its digit 187 



Length of 3d metatarsus and its digit 180 



Length of 4tli metatarsus and its digit 180 



Length of 5th metatarsus and its digit 183 



Width of pes at base of metatarsals 57 



Total length of hind limb ;'>37 



Length of iuuominate bone l'^6 



Greatest width of pelvis anteriorly 100 



Length of ilium 70 



Length of ischio-pubic bones 100 



