134 
MACROPODID/E. 
Inches. Lines. Inches. Lines. 
Length of the three upper incisors, taken 
together ... 
** of the hindermost incisor 
Depth of the zygomatic arch behind ... 
Distance between upper incisors and the 
molar teeth 
Height of the lower jaw, measured in a 
vertical line dropped from the apex 
of the coronoid process ... 
7 
10 
8 
4 
8 
n 
The upper incisor teeth are represented on Plate 5, fig. 9. 
Macropus (Hahnatutus) leptonyx . 
Halmaturus leptonyx. A. Wagner, in Schreber’s Saugeth. Suppl. 111-112, 
Heft. p. 116, November 30, 1842. 
Upper parts of the body variegated with brown and whitish; 
under parts whitish; the nails of the hind feet much com¬ 
pressed, and somewhat concave at the sides ; tail shorter 
than the body, and of a dirty yellowish colour beneath. 
Inhabits- P 
Dr. Wagner compares his Halm, leptonyx with the H. 
Bennettit, from which he says it differs in having a much 
shorter tail, and in the compressed form of the claw or nail 
of the great fourth toe of the hind foot: it is described as 
follows. “ Ears moderately long; the tail, which is densely 
clothed beneath with bristly hairs, shorter than the body; the 
external claw, as well as the central one, compressed inwards 
from the outer side ; the fur dense, long, and moderately soft; 
colour of the upper ports of a dingy yellow-brown, with pen¬ 
cilling of a lighter tint, and, on tho back of the neck, the 
brown is blended with clean ferrugineous yellow, whilst, upon 
the sides of the body and the posterior extremities, the brown 
