NATURAL HISTORY. . 57 
The Coccus of the birch tree, is es, than the former, and has an 
dblong body, fomewhat downy, which is compofed of feveral rings or 
joints. It is of a‘deep dufky olive-colour, with fhort legs, and very flen- 
der feelers. It is common on feveral trees in woods, where it fixes to the 
divifion of the branches. «The male is a little fie with dufky brown 
Wings, ia : 
The Coccus of infects is very fmall, and is found on the bodies of the 
larger kind of Beetles, where it is fixed aloft during its whole life: 
the body is of an oval fhape, with a fharp edge; and is fomewhat con- 
vex, and of a teddifh brown colour: the furtace of the whole body is 
'.{£mooth, but not glofly, and the legs are very hort, as well as the feel- 
rs, which are fearce vifible.”  _ 
 Befides thefe Linnews has the Coccus of the common Moufe-ear ; that 
of Canary-gtafs} and that of the Birch tree; and there are probably 
' Other kinds not yet difcoveréd. 
The Thrips, fo called by Linnéus, has little or nd fnout, and the bo- 
@y is of a linear fhape, with four ftrait wings lying on the back. 4 
The Thrips with blueifh wings and a black body, is not fo big as @ 
ea, and its wings mutt confequently be fmall and delicate: it has fix 
€gs, two near the neck, and four on the breaft; the feelers are flender; 
lack, and confift of fix joints, the external wings are of a greyith coz 
ur, and hairy at the extremities; and at the edges. It flies very fel- 
dom, but runs very fwiftly, twilting its body into various fhapes. 
_ ‘The black bodied Thrips, is about the lize of a Loufe, and has an 
Sblong flender body: the external wings are very beautiful, variegated. 
With nine alternate tranfverfe ftreaks of black and white, there being 
three of each colour: it is found on the flowers of the larger hawk- 
Weeds; and runs very fwift, but feldom flies; 8 
The Thrips with a brown body, and fnow white wings, is of the 
fame fize as the former: its brown appearance is owing to the wings, 
for the colour of the body is coal black: the legs are fhort, and the 
‘eelers very flender, confifting of five joints: it is fometimes found on 
© Bermudas cedars; which are planted in our gardens. 
€ He A OP, IV. 
E 3 \ 
*F insecrs wit MEMBRANACEOUS WINGS, WHICH ARE FOUR IN NUM= 
S BER, AND RETICULATED WITH VEINS. 
'Y HE Panorpa, fo called by Linndus, is the Scorpion Flie: that - 
P taken notice of by Moufet,; is about the fize of a common fic, 
Ds of the colour of honey, only the top joint of the tail is black, and 
*med with a double fting : the wings are like thofe of the Grafshop- 
my and its walk is like that of a crab: that which other authors calf ~ 
+ ‘corpion Flie, has an oblong roundith body, and a fmall head, and | 
1 ard horny oblong fnout, bending downwards: the feelers are briftlyy 
ack, and confift of thirty joints: the back is brown, the fides yellow, 
the wings white, with fome dufky fpots difpofed in tranfverfe rows, 
Et forming’ 
