542 FAUNA ANTIQUA SIVALENSIS. 



Figs. 11 and 13. — Second row of carpal bones, viz., os magnum (5) 

 and unciform (6). 



Fig. 14. — Phalanges of anterior extremity, restored. 



Figs. 15, 15 a, 15 b, and 15 c. — Right metacarpal bone. — B.M. No. 

 39,533. 



Length of right metacarpal, 13"7in. Breadth of superior articular surface, 

 4-7 in- Greatest antero-posterior of ditto, 2-7 in. Breadth of inferior articular 

 surface, 4'7 in. Breadth of a single trochlea, 2'2 in. Antero-posterior diameter of 

 a single trochlea measured along ridge, 2-4 in. 



Figs. 16, 16 a, 16 b, and 16 c— First phalanx.— B.M. No. 39,541. 



Length between articular surfaces, 4"6 in. Transverse diameter of posterior 

 articular surface, 2'3in. Height of posterior articular surface in centre, l'6in. 

 Transverse diameter of anteiior articular surface, 2"3 in. Height of anterior arti- 

 cular siirface in centre, 1'4 in. 



Figs. 17, 17 a, 17 6, and 17 c— Second phalanx— B.M. No. 39,542. 



Length, 2'4 in. Transverse diameter of posterior articular surface, 2'4 in. 

 Height of posterior articular surface measured along ridge, r5 in. Transverse 

 diameter of anterior articular surface, 2'5 in. Height of anterior articular surface, 

 2-5 in. 



Figs. 18, 18 a, and 18 6.— Hoof-bone. 



Length, 6-2 in. Height, 2-6 in. Breadth, 2-3 in. Length of articular surface, 

 1'9 in. Breadth of articular surface, 1'9 in. 



Plate D. 



Bones of posterior extremity of Sivatherium giganteum. 



Figs. 1, 1 «, and 1 b. — Fragment of upper end of femur, with articular 

 surface.— B.M. No. 39,545. 



Length of fragment, 7'4 in. Breadth of upper extremity including the troch- 

 anter, 7'5 in. Antero-posterior diameter of greater trochanter, 3-6 in. Antero- 

 posterior diameter of articular surface of head, 3' in. Transverse diameter of arti- 

 cular surface of head, 3'8 in. 



Figs. 2, 2 a, and 2 b. — Fragment of upper end of femur with articular 

 surface. 



Length of fragment, 8-4 in. Antero-posterior diameter of great trochanter, 

 4" in. 



Figs. 3, 3 a, and 3 b. — Lower end of femur, with condyles and 

 articular surface. — B.M. No. 39,546. 



Length of fragment, 9'6 in. Breadth of inferior extremity, 64 in. Antero- 

 posterior diameter internally, 8'6 in. Antero-posterior diameter externally, 6" in. 

 Height of rotular surface in centre, 4'1 in. Breadth of rotular surface in centre, 

 2-9 in. 



Figs. 4, 4 a, and 4 b. — Fragment of lower end of femur, showing 

 articular surface. — B.M. No. 39,547. 



Breadth of inferior extremity, 7'6 in. Height of rotular surface in centre, 

 4-7 in. 



Figs. 5, 5 a, 5 b, and 5 c— Entire tibia.— B.M. No. 17,072. 



Extreme length of tibia, 20'3 in. Breadth of upper extremity, 6' in. Antero- 

 posterior diameter of upper extremity, 3'5 in. Breadth of inferior extremity, 

 4-6 in. Antero-posterior diameter of ditto, 3-2 in. Breadth of shaft (smallest), 

 2"7 in, Antero-posterior diameter of shaft (ditto), V2 in. 



