The specific reference of the following specimens is provisional ; they 

 are too small to have belonged to the Siwalilc species of Equus. 

 Unless otherwise stated, they are from the Siwalilc Hills, am? 

 belong to the Cautley Collection. Presented, 1842. 



M. 2657. The proximal third of the left radius. Figured by Fal- 

 (Fig.) coner and Cautley, op. cit. pi. Ixxxiv. fig. 5. 



M. 2658. The distal portion of the right radius. Figured by Fal- 

 (Fig.) coner and Cautley, op. cit. pi. Ixxxiv. fig. 6. 



M. 2659. The distal extremity of the left radius, with the associated 

 (Fig.) carpus. Figured by Falconer and Cautley, op. cit. pi. 

 Ixxxiv. fig. 7. 



M. 2649. The left carpus and the proximal extremity of the meta- 

 (Fig.) carpus. Figured by Falconer and Cautley, op. cit. pi. 



Ixxxiv. fig. 8 (in conjunction with the distal portion of 



the radius). 



M. 2650. The left third metacarpal. Figured by Falconer and 



(Fig.) Cautley, op. cit. pi. Ixxiv. fig. 9. There are no facettes 



for lateral metacarpals at the distal extremity. 



18006. The right metacarpus, imperfect distally. Figured by 

 (Fig.} Falconer and Cautley, op. cit. pi. Ixxxiv. fig. 10. The 



second and fourth metacarpals do not extend below the 



middle of the third metacarpal. 



M. 2458. The distal portion of the left carpus and the proximal 

 portion of the metacarpus. 



M. 2651. The distal extremity of the right femur. Figured by 



(Fig.) Falconer and Cautley, op. cit. pi. Ixxxiii. fig. 10 (as Equus). 



Presented by Gen. Sir W. E. Baker, K.G.B., 1848. 



40690. The distal extremity of a left femur, perhaps belonging to 

 this species ; from Perim Island. 



Presented by C. Falconer, Esq., 1867. 



23150. The distal extremity of a smaller left femur ; from Perim 

 Island. Presented by Dr. Beust. 



16160 a, 16160 b. Two patellae, the larger of which may belong to 

 H. theobaldi. 



