LIST OF OSTEOLOGICAL SPECIMENS. 



27 



The Side-streaked Rock Kangaroo. Petrogale lateralis. 

 Skull, male, nearly adult. Australia. From Mr. Gould's collec- 

 tion. 



Skull, male. Swan River, Australia. From Mr. Gould's col- 

 lection. 



Bettongia, Gray. 



The Field Bettong. Bettongia campestris. 

 Skull, old male. South Australia. From Mr. Gould's collection. 

 Skull. South Australia. From Mr. Gould's collection. 

 Skull. South Australia. From Mr. Gould's collection. 



White's Bettong. Bettongia Whiteii. 

 Skull, male. Australia. From Mr. Gould's collection. 



Bettongia ? 



Skull, male. Darling Downs. From Mr. Gould's collection. 



Gray's Bettong. Bettongia Grayii. 

 Skull, female. Australia. From Mr. Gould's collection. 

 Skull, female. Australia. From Mr. Gould's collection. 

 Skull, male. Australia. From Mr. Gould's collection. 

 Skull, female. Australia. From Mr. Gould's collection . 



The Brush-tailed Bettong. Bettongia penicillata. 

 Skull. Australia. 



Ogilby's Bettong. Bettongia Ogilbii. 

 Skull, male. Australia. From Mr. Gould's collection. 

 Skull, female. Australia. From Mr. Gould's collection. 

 Skull, female. Australia. From Mr. Gould's collection. 

 Skull, female. Australia. From Mr. Gould's collection. 

 Skull, adult, lower jaw wanting. Swan River. From Mr. 



Gould's collection. 



The Rusty Bettong. Bettongia rufescens. 

 Skull, male. Australia. 



Hypsiprymnus, Illig. 



The Kangaroo Rat. Hypsiprymnus minor. 

 Skeleton. Australia. 



* Skull. Australia. 



Skull, female. New South Wales. From Mr. Gould's collection. 



Gilbert's Kangaroo Rat. Hypsiprymnus Gilbertii. 



* Skull. From Mr. Gould's collection. 



Skull, female. West Australia. From Mr. Gould's collection. 

 Flat-eyed Kangaroo Rat. Hypsiprymnus platyops. 



* Skull. Walyema Swamps, forty miles N.E. West Australia. 



From Mr. Gould's collection. 



D 2 



