PHASCOLOMTID^. 151 



^SijagcobmpS latifron^, Owen\ 



The characters of this species are given under the head of the 

 group. The length of the space occupied by the upper cheek-teeth 

 in the specimen figured by Owen in the ' Phil. Trans.' is 0,049. 



Hah. South Australia (Recent) and Xew South Wales (Pleis- 

 tocene). 



42605. Fragment of the right ramus of the mandible, showing the 

 {Fig.) four premolars and the broken base of pm. 4 ; from a 



cavern in the Wellington Yalley, ;N"ew South Wales. 



Figured by Owen in the ' Phil. Trans.' 1872, pi. xxii. 



fig. 5, and in the ' Extinct Mammals of Australia,' pi. lii. 



fig. 5. 



Presented by the Trustees of the Australian Museum, 1870. 



42609. Fragment of the right ramus of the mandible, showing the 

 (Fir/.) first four cheek-teeth and the alveolus of m. 4 ; from the 



Wellington Yalley. Figured by Owen in the ' Phil. 



Trans.' for 1872, pi. xix. fig. 4, pi. xxi. fig. 4, and pi. xxii. 



fig. 4 ; and also in the ' Extinct Mammals of Australia,' 



pi. lii. fig. 7, and pi. Iv. fig. 2. 



Presented by the Trustees of the Australian Museum, 1870. 



42614. Fragment of the right ramus of the mandible, showing the 

 four true molars ; from the Wellington Valley. 

 Presented by the Trustees of the Australian Museum, 1870. 



Phascolomys kreffti, Owen ^ 



This species is very closely allied to P. latifrons, from which it is 

 mainlv distinguished by a difference in the direction of the sutures 

 between the nasals, maxillae, and parietals, and also by the more 

 backward extension of the mandibular symphysis, and a difference 

 in the contour of the inner surface of the ramus. 



Hah. New South Wales. 



42601. The anterior portion of the cranium, showing the broken 

 (Fiq.) incisors ; from a cavern in the Wellington VaUey, New 

 South Wales. This is the type specimen, and is figured by 

 Owen in the ' Phil. Trans.' 1872, pi. xvii. figs. 2, 6, and in 

 the ' Extinct Mammals of Australia,' pi. 1. figs. 2, 6. 

 Presented by the Trustees of the Australian Museum, 1870. 



V Proc. Zool. Soc. 1845, p. 82. 

 - Phil. Traus. 1872, p. 178, 



