; 
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CONTENTS OF PART XIX. \J4tions) yus®® 
Genus Epimys— 
1. The Black or Ship Rat— 
(3.) The Tree or Roof Rat 
2. The Brown or Common Rat . 
Genus Wus 
The House Mouse 
The English local names have been revised in part by Mr W. W. Skeat, 
M.A. (assisted by the late Professor W. W. Skeat), and in part by 
Mr C. M. Drennan, M.A. Lond., late Scholar Emm. Coll. Camb. ; 
the Celtic and Gaelic names by Dr E. S. Quiggin, M.A., Ph.D., 
Fellow and Lecturer in Modern Languages and Celtic of Gonville 
and Caius College, Cambridge; while a list of Scottish Gaelic 
names has been supplied by My C. H. Alston. Much information 
has been taken from Mr G. S. Millers recently published 
“ Catalogue of the Mammals of Western Europe,” the use of the 
MS. and proofs of which before publication was kindly permitted 
by the Trustees of the British Museum of Natural History. 


4 ILLUSTRATIONS 
.” FULL-PAGE (Black and White). 7 
The Common Rat—Lpimys novegicus. (1) Left Ear; (2) Left Hand; 
(3) Left Foot. 
Heads of British Muride. (1) Bank Mouse; (2) Water Rat; (3) 
Black Rat ; (4) Common Rat. 
eh © 
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FIGURES IN TEXT. 
Skull and Mandible of Epzmys norvegicus. 
Spoor of Rat. 
Skulls of Mus musculus and Mus muralis, 
Hairs from back of House Mouse, 
