MACROPUS. 51 
Genus XI.—MACROPUS, Shaw (1790). 
Size variakle. Rhinarium generally wholly naked. Ears well 
developed. Fur on nape normally directed downwards. Limbs 
very unequal, the hind much longer and stronger than the fore. 
Central hind claws long. ‘Tail thick, tapering, evenly haired 
(except in M irma). Mamme four. 
ae 1.2.3 0 or 1 0.0.3.4 1.2.8.4 ; 
Dentition.—-I. 555 Ou Saas Les sreieulle iagag X 2=392. 
Habits.—Terrestrial ; herbivorous. 
1. Macropus BRACHYURUS, Quoy & Gaimard, sp. (1830). 
Short-tailed Wallaby. 
Size small; form short and squat. Rhinarium with a central 
upward projection. Fur long, thick, and coarse. General color 
above coarsely grizzled gray-brown ; below slaty-gray. Ears very 
short and rounded; the backs thickly haired, grizzled gray. Hands 
and feet brcwn. Tail very short, about twice the length of the 
head ; brown above ; grayish-white beneath. 
Dimensions.—Head and body about twenty-three inches; tail 
about ten inches. 
Habitat.— West Australia. 
References.-—Thomas, B.M. Catal. p. 60, pls. vii. fig. 4 (upper 
view of skull); ix. fig. 6 (upper incisors); x. fig. 13 (fourth pre- 
molar); Gould, Mamm. Austr. ii. pls. xxxvil., xxxvlii. 
2. MACROPUS BILLARDIERI, Desmarest (1822), 
Rufous-bellied Wallaby. 
Size small; form stout and heavy. Fur long, ‘thick, and soft, 
General color above grayish-brown with an olive tinge, especially 
on the head and rump; below yellow, orange, or rufous, most 
intense on the anal region. Ears very short, their backs olive- 
gray, margined anteriorly with black. An indistinct nuchal 
stripe often, and a faint yellowish hip-stripe sometimes, present. 
Arms and legs gray-brown ; hands and feet brown. Tail very 
short, about two and a half times as long as the head; above 
_ proximally orange, below distally grayish-white ; the remainder 
grayish-brown. 
Dimensions.— Head and body about twenty-six inches, tail 
about fourteen inches. 
Habitat.— South-eastern South Australia; Victoria; Tasmania; 
Islands in Bass’ Straits. 
References. —Thomas, B.M. Catal. p. 58, pl. x. fig. 12 (fourth 
premolar); Gould, Mamm. Austr. ii. pls. xxxv., xxxvi. 
