Mammals front Xorlh Qiieenslaiid. 173 



This rather variable animal has a considerable ranjro, 

 extending southwards to the Clarence and llichraond Rivers, 

 New South Wales. The types were from Stradbroke Island. 

 There seems to be no tangible dificrence between the North 

 Queensland and New South Wales examples. 



5. liuttus rattus^ subsp. 



?. 101. Dinner Creek, Ravenshoe. 2900'. 

 Picsnmably re[)reseuts the form described as Epimys 

 chiotwgastcr by Lonnberg, who himself thought it to be a 

 geographical variation of rattus. 



6. Rattus assimilis coracius, subsp. n. 



c^. 39, 42, 56, 58, 72, 79, 81, 86, 91, 95, 112, 124; 

 ? . 43, 48, 57, 61, 62, 71, 85, 92, 94, 102, 111, 113 ; 2 S , 

 2 ? in spirit. Dinner Creek, Ravenshoe. 2900'. 



Essentially like R. assimilis of New South Wales, but 

 the brown ticking of the back is finer, though the colour is 

 quite the same ; and in the skull the palatal foramina hardly 

 reach the level of the first lamina of ??i\ and the buUte are 

 decidedly smaller. 



Fur long and soft, the hairs of the back about 19 mm. in 

 length, with the fine longer piles about 25-26 mm. Under 

 surface dull slaty-greyish washed with whitish ; about half 

 the specimens with variable patches of pure white on the 

 chest and belly. 



Dimensions of the type: — 



Head and body 175 mm.; tail 168; hind foot 36; ear 22. 



Skull: greatest length 42; condylo-incisive length 40*4; 

 zygomatic breadth 198; iuterorbital breadth 5'6; breadth 

 between parietal ridges 14*7 ; palatal foramina 8*6 ; antero- 

 posterior length of bullae 6'2 ; upper molar series (worn) 6*4. 



Hab. as above. 



Type. Old female. B.M. no. 22. 12. 18. 28. Original 

 number 43. Collected 5th May, 1922. 



Chiefly distinguishable from true assimilis by the smaller 

 size of the ballDe. 



7. Perameles nasuta 2JaIlcscens, subsp. n. 



S. 168,171. Vine Creek, Ravenshoe. 3000'. 

 $ . 121 (young). Dinner Creek. 2900'. 



A paler northern form of P. nasuta. 



Essential characters, both external and cranial, apparently 

 as in tyj)ical nasuta, though the bullae may be a little smaller. 

 Colour, however, decidedly lighter, a light drab with a slight 



