REPORTS BY THE HONORARY OFFICIALS. 65 
Abstract of Observations of Temperature, Rainfall, and Sunshine 
as recorded at Sixty-seven Stations of the Scottish Meteoro- 
logical Society during the Year ending September 1896, and 
compared with the Averages of the previous Forty Years. 
Mean Temperature. Mean Rainfall. que aoe 
s6 12 | 38 (li Seales ald cnlvwaeth as 
| 418s) 82 | 2 | 82 [BO] ba | ok | Sa 
= | 28 | 82! 28 | 3a fa Poa!) ga | se se 
| 22 |22| 42 | 82 | 22 128 | BE | Se | 22 
ne i ee ° ° Ins Ins | Hrs Hrs 
October 1895, | 42°8 | —3°6713°2| +1°3| 4°61) —0°56 18 | +1 104 | - 1 
November ,, | 41°38) +1°2]10°5| +01] 4:44] +062] 18] +2 54 | —19 
December ,, 37°4| —0°4} 8:9] -—0°7| 4°38] +0°41 19 | +3 31 | —26 
January 1896, | 39°7 | +2°6710°2| +1°0| 2°53) —1°37 15 | -2 48 | -13 
February _,, 41°4} +3:0] 9:9] —0°2|] 2°00) —1:06 MA ee 51 | -—34 
March > | 41-2 | +1°8913-5 | +1°5| 4:12) +1°327 21) +6 | 111|-18 
April ao 47-0 | +2°9114°3} —0°0} 2°03) —0-11 15 | +3 137 | —24 
May 4 53°0| +4°0419°6 | +4°2} 0°98] —1°30 727 B26r e380 
June An 56°2) +1°4714°8; —1°0|] 3°39] +0°91 17) +4 140 | —75 
July es 56°6 | —0°5414°9 070} 3°89] +0°72 16} +1 144 | —58 
August ,, |55-0| -1:6]14°5| 0-0] 2°75| -o-90] 16| 0 | 136 | —40 
September ,, 52°4| —0°-4]12°1}) -1°7] 4°87 | +1°33}] 21] +5 76 | —66 
oo 47-0 | +08] 13-0 | +0°4 | 39°99 a +13 | 1258 |-339 
2. Report by R. Srewart MacDovueatt, M.A., B.Sc., Honorary 
Consulting Entomologist. 
Since the declaration of my appointment as Honorary Consulting 
Entomologist to the Society a few months ago, I have received 
queries relating to the Pine Beetle (Hylesinus piniperda), and also 
an interesting communication regarding the Squirrel (Sciwrus 
vulgaris). 
THe Pine BEETLE. 
This is one of our very worst pests in Scotland—one that every 
forester has opportunity of becoming acquainted with, and as, in 
order to cope successfully with it or to proceed against it at all 
intelligently, a knowledge of its round of life is quite necessary, I 
purpose giving a general account of its life-history, and means of 
prevention and remedy. 
The mature beetles always come out of their winter-quarters at 
VOL, XV. PART I, E 
