618 Mr. O. Tlioma.'' on 



almost ocliraceous. Suborbital patch sniallj a mere vague 

 streak. White of nape barely v< aching wiihers, well defined, 

 more or less surrounded by bla.k. Distal foot of tail black. 

 Skull 120 rnin. from occi|)ital cre.st to gnathion. 



M<ih. Yunnan. Type fi'om Yen-yuen-sien. 



Ti/pe. Adult female. B.M. no. 21.10.15.1. Collected by 

 the kev. W. N. Fer<;us>o:i. 



H. P. I. rivcilis, subup. n. 



General colour pale, the ends of the hairs bufiy or buffy 

 whitish. Suborbital patch large, proniinently white, extend- 

 ing practically up to the eye. Nape-patch irregular, whitish, 

 not surrounded by black, and not ex'ending to the withers. 

 End of tad (about 8 inches in the Chung-king specimen) 

 above bbu k. 



Jiah. Y^aug-tze from Chung-king to Ichang ; type from 

 Icliang. 



Tt/pe. Adult female. B.M. no. 2. G. 10.16. Presented by 

 F. W. Sty an, E q. 



It is probable that these large western Pagunias should be 

 specifically separated from the Siualler ones of Eastern and 

 Stmthern China, but owing to the absence of good skulls I 

 ])refer to leave this question open for the present, and treat 

 them all as subsju cit-s of P. larvata. 



1 am not in a po.-vition to clu ck Prof. Matschie's distinction * 

 of the Canton form as P. reevesi, but I may note that Ileeves's 

 specimen, the type of the latter name, is still in the British 

 Museum, No. 81 a. 



LXII. — On Three new Australian Rats. 

 By Oldfield 'J'homas. 



(Published by permission of the Trustees of the British Museum.) 



Arising out of the recent gift to the British Museum by 

 Prof. Wood Jones of some South-Australian Murida?, I have 

 had occasion to look at several of our Australian rats, and 

 now find the three following forms to need description: — 



Lejjorillus jonesi, Sj). n. 



Near L. apicalis, but larger and with shorter ears. 



Size, as gauged by skull and foot, decidedly larger than in 



* Filchner Exped., Mamm, p. 183 (1907). 



