4 
EXPLANATIONS OF THE CATALOGUE. 
subsequent editions always referred to the same trouble, till in the fifth edition no 
less than three separate lists of ''Excluded Species” were published, and not until 
the publication of th e eight h edition was the plan of ha ving separate lists wholly 
dropped. It ha 
as reasonable : 
direction cannc 
* implies 
(native), but m 
[ ] is used 
Britain ; and (2 
() usually 
otherwise encl< 
f denotes 
where the ori 
a species. 
X denotes 
Italics der 
Obviously, the 
quite accurate 
number of spe 
but have been 
The nume 
Great Britain 
“I” refei 
Channel Islan 
It may be 
critical author 
varieties and 
providing in 1 
shows at a gl 
as an index c; 
local lists ; i! 
accepted opii 
authority, altl 
for the purpoi 
. The folk 
Mr. Watson’s 
“ The nu 
a scale of rar 
numbers of c 
in [the 2nd e 
dividing the 
work mentiol 
with the poss 
comparison ’ 
from which I 
ascertained t 
instances, n< 
other culinar 
of clearly d 
reported. Ik 
under two or more segregate names, the census numbers will usually be too low, 
through want of full records in accordance with the change.” 
FREDERICK J. HAXBURY, 
• 37 Lombard Street, London, E.C. 3. 
And Brockhurst, East Grinstead. 
June, u) 2 $. 
