PHALAITGISTID^. 1 89 



3P^eutJoc!)iru£; cautribolbulu^ (Kerr^). 



Syn. Didelphys eaudivolvula, Kerr^. 



Hah. New South "Wales and Queensland. 



M. 3651. Fragmeut of the right maxilla^ containing pm. 4 and m- 1 ; 

 from a cave in the Wellington Valley, jS'ew South Wales. 

 Presented hy the Trustees of the Australian Museum. 



Subfamily Thylacoleontin^. 



The lower incisor is but slightly proclivous, there is no lower 

 canine, the true molars and early premolars are small and almost or 

 quite functionless, while the last premolar is of enormous size, 

 laterally compressed, and trenchant ; it is not known whether this 

 tooth was preceded by a milk-molar. 



Genus THYLACOLEO, Owen I 



Dentition : — I. |, C. \, Pm. |, ^. |. This is the only genus of the 

 subfamily. The structure of the foot is unknown. Some of the 

 functionless teeth were deciduous, and perhaps sometimes altogether 

 wanting. 



Fig. 28. 



ThylacoUo carnifex.~T\xQ skiill ; from the Pleistocene of Austraha, 



Thylacoleo carnifex, Owen^. 



This is the type and only species, and is much larger than any 

 existing member of the family. 

 Hah. Australia. 



1 Linn. Anim. Kingd. p. 196 (ll'^'l).— Didelphys. '^ hoc. cit. 



3 In Gervais's ' Zool. et Pal. Fran9aises,' 1st ed. pt. i. p. 192 (1849-52). 

 -* Phil. Trans. 1859, p. 309. 



