EXTINCT KANGAROOS. 253 
I, PROCOPTODON GOLIAH. 
i Macropus goliah, Owen, in Waterhouse’s Nat. Hist. Mamm., 
vol. 1., p. 59 (1846). 
| BD optodon goliah, Owen, Phil. Trans., 1874, p. 783; Lydek- 
ker, Cat. Foss. Mamm. Brit. Mus., pt. v., p. 234 (1887) ; 
| 7d. Quart. Journ: Geol. Soc., vol. xlvii., p. 571 (1891). 
. Characters.—A large species characterised by the slenderness 
| and length of the lower jaw, and by the vertical folds on the 
' enamel of the molars being very strongly developed. 
II. PROCOPTODON RAPHA, 
| eocoptodon rapha, Owen, Phil. Trans., 1874, p. 78; Lydek- 
ker, Cat. Foss. Mamm. Brit. Mus., pt. v., p. 235 (1887); 
7d. Quart. Journ. Geol. Soc., vol. alii pus7t (reer). 
Distinguished from the preceding by the shorter and deeper 
lower jaw. 
Distribution.— Queensland and New South Wales, 
| Distribution.— Queensland and New South Wales. 
| 
III. PROCOPTODON OTUEL. 
Pachysiagon otuel, Owen, Phil. Trans., 1874, p. 784. 
_ Procoptodon otuel, Lydekker, Cat. Foss. Mamm. Brit. Mus., pt. 
Wy p. 230 (1987). 
A species generally of smaller size than either of the others, 
from which it is distinguished by the almost complete absence 
of vertical foldings in the enamel of the molar teeth. 
Distribution Queensland. 
GENUS STHENURUS. 
Sthenurus, Owen, Phil. Trans., 1874, p. 264. 
STHENURUS ATLAS. 
Macropus atlas, Owen, in Mitchell’s Australia, vol. ii., p. 359 
(1838). 
