8 MACBOPODro^. 



b*. Central hind claw very short. 



Tail cylindrical, bushy 2. Pbteogalb, p. 62. 



6'. Rhinarium hairy. Size small (head 

 and body less than 700 millim.). 



c*. A horny spur at end of tail 3. Onychogalb, p. 73. 



d*. No spur on tail 4. Laqoechestbs, 



b^. Nape-hairs directed forwards. Form [p. 79. 



less macropine. 

 (?. Limbsunequal. Hind claws straight. 



Tail uniformly short-haired .... 5. Doecopsis, p. 86. 

 d'. Limbs subequal. Hind claws 



curved. Tail thickly hairy .... 6. DBNDiiOLAGrs,p.92. 

 i'. Back cross-banded. Form macropine. 



Rhinarium naked. Size small 7. Lagostbophtjs, 



b. Size small (head and body not exceeding [p. 100. 



600 millim.). Claws of fore feet very 

 large, unequal, the median ones much the 



longest. Ears small and rounded Subfamily Potoroinae. 



c^. Rhinarium hairy. Hind foot longer 



than head 8. ^pypeymnus, 



(T. Rhinarium naked. [p. 102. 



c'. Hind foot as long as or longer than 



e'. Tail more or less distinctly crested 



along the top tei-minally 9. Bbttongia, p. 104. 



/'. Tail without any trace of a darker 



crest 10. CAIiOPBTMNTJS, 



d'. Hind foot decidedly shorter than [p. 114. 



head 11. Potobous, p. 116. 



B. Hallux present, opposable. Tail naked, 



scaly Subfamily HsTpsiprymnodoixtinae. 



c. Size very small 12. HyPiSipbymnodon, 



[p. 123. 



II. Chaniai Chaeacteks. 



A. P.* with its axis in the general line of the 



tooth-row, or but slightly twisted outwards 



anteriorly. 



a. Molars transversely ridged, increasing in 



size backwards ; m.* not smaller than m.' 



Canine generally minute or absent. Upper 



ii' but little exceeding the other incisors 



in vertical length _ Subfamily Macropodinae. 



a^ . The two sets of incisors widely divergent 

 backwards. Incisors narrow, sharp- 

 edged ; i.^ smaller than i.^ 

 o' Canines absent, or, when present, 

 followed by a p.* not, or but little, 

 longer than m.* 

 a'. Bullae generally unswollen. Ca- 

 nines minute or absent, 

 o*. P.* variable. I.' generally large, 

 its outer anterior lamina the 

 longest. Bullae never swollen. 1. Mackoptjs, p. 10. 



