10 MACEOPODID^. 



Subfamily I. MACROPODINiE. 



Size variable, large or medium. 



Cla-ws of fore feet of moderate size, subequal, the median not 

 disproportionaUy larger than the outer ones. Hind feet without 

 hallux. Tail long, hairy. (Esophagus entering the stomach near 

 the cardiac end ; liver with a spigelian lobe*. Canine generally 

 minute or absent, rarely weU developed. P.* set quite in the 

 same general line as the other teeth. Molars transversely ridged, 

 increasing in size backwards ; m.* rising into its place very late 

 in life, always as large as and generally markedly exceeding m.^ 

 First upper incisor but little exceeding the others in length. 



1. MACEOPUS. 



Type. 

 Macropus, Shaw, Nat. Misc. i. Text to plate xxxiii. 



(1790) M. giganteus. 



Kangurus, Geoff. Bull. Soc. Philom. i. p. 106 (1796). M. giganteiia. 

 Halmaturus, III. Prodr. 8yst. Mamm. p. 80 (1811). M. giganteus. 

 Thylogale, Oral/, Charlesw. Mag. N. H. i, p. 683 



(1837) M. thetidis. 



Osphranter, Gould, P. Z. S. 1841, p. 80 M. antilopimis. 



Setonyx, Less. N. Tall. R. A., Mamm. p. 194 (1842). M. brachyunis. 

 Gerboides, Geoff, apud Gerv. H. JV. Mamm. ii. p. 271 



(1856) M. rufus. 



Phascolagus, Owen, Phil. Trans. 1874, pp. 262 et 



seqq M. robustua. 



Boriogale, Owen^, t. e. pp. 247 et seqq M. magnus. 



Size variable, ranging from that of a rabbit to that of a man. 

 Ehinarium naked J. Ears well developed. Eur on nape directed 

 downwards §. Limbs very unequal, the hind much longer and 

 stronger than the fore. Central hind claws long, markedly ex- 

 ceeding the terminal pad in length. Tail thick, tapering, evenly 

 haired, not bushy ||. Mammse 4. 



Shull as described above. Bullae not inflated. 



Dentition :-l. i^, C. ^^^f , P. M^^, M. hltl^x2=32 

 or 34. 



Incisor series forming an open curve ; the individual teeth large 

 and strong, the first the longest, rooted higher and descending 

 lower than the others. I.^ almost always the longest horizontally, 

 and in most species with a prominent infolding of the enamel on 

 its external or posterior side. Canines rudimentary, minute, early 

 deciduous. P.' small but functional, deciduous, pushed out along 



» Cf. Garrod, P. Z. S. 1875, p. 58. 



t Several of Owen's names for fossil "genera'' should also be placed here; 

 e. g. Leptosiagon, Pachysiagon, Frotemnodon, &o. — See Lydekker, Oat. Foss. 

 Mamm. B. M. v. p. 206 (1887). 



X Except (partially) in M. gigantem, M. agilis, and M. dorsalis. 



§ Except occasionally in M. rufus and M. theiidisi 



II Crested in M. irma. 



if When the formula number is italicized the tooth, although present, is 

 minute and probably fuuctionless. 



