2 pe "ev: Mr. Kigav's Obfrvations upon Infects ibat prey upon Timber, 
adjacerit building had alfo been attacked by;them, Nor docs this 
infest fo entirely confine itfelf to fir, as never to attack any other 
kind of wood; for, when the imago firft came forth in confiderable -7 
quantities, Mr. Trimmer took feveral and placed. them upon, fome 
- pieces of fir which were under cover : but, what feems remarkable, 
the infeéts quitted thefe, and went and depofited their eggs in fome: 
pieces of apple, pear, cherry and plum, which. had been fele&ted. for 
: tU ning, and were piled up in the open air. 
Paes: worthy of obfervation, that this. deftructive little animal. 
: eps only fuch timber as has not been ftripped of its bark ; a cir- 
cumftance. which ought to be. known and attended to by all per- : 
fons who have any concern’ with this rticle; for the bark is a. 
temptation, not only to the infe&t in queftion, but alfo to a nu- 
merous tribe both of this and other genera; and a great deal of 
the injury which. is. done to. timber would be prevented, af other 
trees befides the oak. were. barked as fo oon as they are felled, - ~The 
principal, danger, however, arifes from neglecting this precaution. 
with refpeét to fuch timber as 1s yfed i in buildings, efpecially in 
thofe places that are acceffible to -o for i in this cafe it will not 
laft out half its times _ 
cp But. th proceed | with our Miley, t the TOW. of this TEE is "m 
nifhed. with | a Rog an ee e,tube, Or, rather aculeus (a), which fhe 
| (for M Mr. Trimmer was never fo, foi rtunate as 
o fee 1 be and. the wood 
to the ate of about a, quarter « 6 an inch, "nd there fhe depofits 
her egg, . fince not, more than « one appears to be laid in one place. 
By firipping | off the bark it is. eafy. to trace the whole progrefs of 
the Jarva, from the fpot where it was newly hatched, to that 
where it has- attained its full fize (P). At firft it proceeds onwards, 
pu a) Tab. TEBER d () Fig. 13: aee 892 000912 oe eodd 
aan. M but 
