18/8.] CLASSIFICATION OF THE CERVID.E. 927 



PUDUA HUMILIS. 



1831. Cervus humilis, Benn. P. Z. S. 1831, p. 27, 

 1871. Cervus pudu, Sclat. P. Z. S. 1871, p. 238, pi. 17. 

 Hah. Chilian Audes. 



9. Rangifer. 



1827. Rangifer (subgen.), Ham. Sm., Griff. An. Kined. vol. v. 

 p. 304. 



Antlers developed in both sexes ; a strong brow-antler (fig. 19, a) is 

 developed sometimes on both, but more frequently on only one antler, 

 that on the other being a mere rudiment. The brow-antler, when fully 

 developed, is directed downwards parallel with the face and palmated 

 anteriorly. A short distance above the brow-antler another similar 

 tine (fig. 1 9, b) is developed. Above this the antler forms a bold 

 curve, the concavity forwards, its extremity (fig. 19, c) is palmated ; 

 and a short tine (d) is developed from its posterior surface at half 



Fig. 19. 



Rangifer tarandus. 



its length. Portion of the skull anterior to the horns elongated, 

 that posterior to it remarkably short. Lacrymal pit and anteorbital 

 vacuity of moderate dimensions, the former shallow. Nasals much 

 expanded posteriorly. All the teeth remarkably small in proportion 

 to the skull ; the incisors decrease very gradually in size from tbe 

 central to the external pair, they are none of them spatulate. Vomer 

 produced backwards nearly as far as the basilar suture. Frontal 



