362 BRITISH SERPENTS. 
in the Sma’ Glen. One or two on a day’s walking on 
the moors is quite a usual experience. The largest 
specimen I have in the museum measures about 2 
feet. Neither the ring snake nor the smooth snake 
occur, to my knowledge. The slow-worm is found 
oceasionally. The adder averages 18 to 20 inches.”— 
Alex. M. Rodger, Curator to Museum, Tay Street, 
Perth. 
Sutherlandshire. 
“ Adders are common and large in this county. I 
have more than once seen them basking on a sunny 
rock, and as I crept by, on a deer-stalk, one has 
sprung at my face, but fortunately missed me. They 
dis 
are deadly-looking creatures in this locality.” 
Conway Dalter, Langton Rectory, Lincolnshire. 
Inverness. 
“Our only Scottish snake is the adder or viper, and 
this species is more common in the northern than the 
southern counties. Its usual length is from 18 to 22 
inches, although considerably larger specimens are 
sometimes taken. This measurement apphes also to 
Argyll (and is also true of Scotland at large).’—Alex. 
Stewart, LL.D., F.S.A., Nether Lochaber. 
“The adder is common in nearly all suitable places 
in Scotland, and is particularly so in Mull and Arran 
Its average leneth is from 18 to 20 inches, but in 
