132 NATURAL HISTORY. 
a whitifh colour, but the other parts are blackifh, except the bellys 
which is of a yellowifh afh-colour, with a greenifh caft. 
The Mufcovite Horaet- Fie has a very long body, with oblong largé 
eyes, that take up the greateft part of the head. The fnout is blacks 
hardifh, and divided into three parts, with which it can penetrate 
through cloth, and hurt the fkin of the perfon that wears it. 
Linneus calls thefe fort of Flies 4filus, of which he has four fortss 
namely, the rapacious Flie, the hairy Afilus, the Afilus with round 
wings, and the Afilus that pricks the legs through the ftockings. 
Other authors have the long flender bodied great Wolf-flie, the great 
fmooth black and red Eaft Indian Afilus. The black legged fmooth 
yellow Afilus with blue wings. The Afilus with a blue body, varie 
gated with black ftreaks. ‘The black hairy Afilus, with brown legs 
and white wings. The Afilus with the body variegated with a black 
and reddifh colour, The fmooth Afilus with black wings, and a black 
body. he black Afilus with roundifh iron-grey wings, The black 
Afilus with white ftreaks and fpots. ‘he willow Afilus with white 
wings, marked with two tranfverfe black freaks. The fmooth Afilus 
with a black body and grey wings. The {mooth oval-grey Afilus. 
The common Horfe Fie is pretty large, and has a body of an oblong 
fhape, and rounded at the end; it is of a grey colour, and has a fmooth 
fin, with large eyes, and large tranfparent wings. Each of its legs 
are terminated by four fhort and fharp claws, and it has a clavated 
fhout, in the fhape of a cylinder, being blunt at the end, and the 
tongue is like a briftle. 
~ The fwallow’s-neft Fie is but fmall, and has afmall head. The 
breaft is fomewhat in the fhape of a con¢, and the body is broadeft at 
the extremity. ‘he wings-are long, but remarkably narrow, and the 
legs are all terminated with fix fhort claws. The former of thefe is 
exceedingly troublefome to horfes and cattle, and fticks on firmly 
wherever they lay hold; fometimes they will make horfes almoft mads 
and the laft is frequently feen on the necks of horfes, 
Linnaus calls thefe fort of Flies Hippobofca, and has only two fortss 
namely, the common Horfe Flie, and the Sheep Flie, or rather thé 
Hippobofca without wings. Other authors have the long-bodied dufky- 
brown Hippobofca. The black Hippobofea with an oval body, thé 
Hippobofca with a round body and fhort wings. The fnouts of thefé 
are all alike. : 
The great Horfe Flie has a greyith head, and large black eyes, with 
large broad tran{parent wings, but of a dufky colour, and marked wit 
iron-grey lines. ‘The breaft and body are grey, only the back part ut” 
der the wings, are a little ycllowifh, and in the center of each of thé 
rings, all the way down the back, there is a triangular white {pot 
‘The thighs are black, and the legs yellow. : 
The Kaft-Indian Horft-Fiie is a molt pernicious infe@, and it Rings 
or bites moft terribly. ‘hey are about two inches broad, and as muc} 
long, and of a brown colour, with a yellow ftreak along the body: 
They build their nefts very curioufly on the rafters of barns or 00” 
houfes, as the Luff-/ndian Wafps do on the twigs of trees ; in thefe the¥ 
jay their eggs, and hatch their young ones, and they feed upon frvi® 
Aifter they are killed, they have a molt difagreeable {mell. rhe 
