289 
ARVICOLA APELLA . — L e Conte. 
Woodiiouse’s Arvicola. 
(Not figured.) 
A. Auribus brevissimis sub pilis occultis, intus et extus pilosis. Pedibus 
gracilibus, brovibus. Cauda brevi, supra obscure badia, subtus cinereo- 
plumbea. 
CHARACTEES. 
Ears very short, concealed beneath the fur, clothed with hair on both sur- 
faces feet slender and short J tail short, brown above, greyish beneath. 
SYNONYME. 
Arvicola Apella.— Le Conte, Proc. Acad. Nat. Sci., Phil., Oct. 25, 1853, p. 405. 
DESCRIPTION. 
Head short and blunt ; ears rounded, very short, slightly hairy, both 
within and without, entirely concealed under the fur, antitragus short, 
semi-circular. Legs very short ; feet covered with short, shining hairs ; 
thumb tubercle furnished with a short, blunt nail ; tail very short. 
COLOUR. 
Hair dark lead-colour, above tipped with brown, redder on the sides ; 
beneath grey, inclining to brownish on the chin and throat ; feet pale 
brownish ; tail brown above, greyish beneath. 
DIMENSIONS. 
Length (including the tail), 
“ of head, - 
“ “ ears, .... 
“ “ fore leg, 
“ hind “ - 
“ “ tail, .... 
Inches. Lines. 
4 7 
1 
2 
5 
1 1 
7 
vol. iii. — 37 
