242 THE LIFE AND WORK OF GEORGE DON. 
Of the Order Reptilia, we have: 
Rana — the common 
"9 imnoriiia’ common 
beautiful variety 
of this species in 
the alpine rivulets 
on the mountains 
of Clova: they 
appeared as if 
trimmed wit 
silver lace. I once 
so ears ag 
» esculenta; the ast 
I have 
a few of this. eacies 
about the lakes, but 
Specials rare 
miles east of 
Arbroath, in June 
1797; it was about 
three times the size 
Lacerta palustris; the 
warty lizard 
aquatica; the water 
ditto 
sctne the nimble 
common 
rge size 
vulgaris ; common 
ditto: this 
species, as also 
the others, is 
called in Angus- 
shire by the 
name of Ask 
Of the ok there occurs only the following, and none of 
them are commo 
Coluber berus; the viper 
or Adder. Thi 
hills of Glenugg 
par the blac 
viper. I ob- 
of 
this species at 
the foot of the 
rocks at the head 
f Lo i 
mountains, but 
rare 
» fragilis; the blind- 
worm. Several 
of this species 
were found in the 
Moss of Res- 
tennet, near 
Forfar 
