268 MAESTJPIALIA. 



42596. The distal portion of the left humerus. 

 42596 a, Two specimens of the right calcaneum. 



Genus DASYURUS, E. Geoffroy \ 



Dentition : — 1. 1, C. \, Pm. |, M. ^. The two premolars have been 

 shown by Thomas to correspond to the first and third of the typical 

 series. The upper true molars have the two outer Y-shaped 

 columns distinct, and with an antero-external cusp on the hinder 

 one ; the blade (anterior lobe) of the lower true molars with three 

 cusps arranged in a triangle, and the talon of the same well marked 

 and cusped. The axis vertebra is elongated; and there is an 

 entepicondjdar foramen to the humerus. 



liaslgurujg bib^rrinu^ (Shaw^). 

 Syn. Didelphis vivenina, Shaw ^. 

 Hob. Australia and Tasmania. 



The following specimens, ivith the exception of No. M. 1906, are from 

 the caves of the Wellington Valley, Neiv South Wales, and ivere 

 presented hy the Trustees of the Australian Museum, 1870. 



43880. Fragment of the right maxilla, containing the last three true 

 molars. 



43880 a. fragment of the left maxiUa, with m^ and m. 3. 



43880 b. The symphysis and part of the left ramus of the mandible. 



43880 C. Several fragments of mandibular rami with teeth. 



M. 1906. The nearly entire right ramus of the mandible, showing 

 many of the teeth; from the Pleistocene of Gowrie, 

 Queensland. Presented hy G. F. Bennett, Esq. 



42641. The right humerus of a large individual. 



42668. The left humerus of a much smaller (? female) individual. 



42669. The left ulna of an individual agreeing in size with the 



preceding specimen. 



^ Bull. Soc. Philom. Paris, ser. 1, vol. i. p. 106 (1796). 

 2 General Zoology, vol. i. pt. 2, p. 491 {1800).— Didelphis. 

 ^ Loc. cii. 



