MicroGcrRraPHias 
bitter cold of our Climate ; nay; this creature will’ indure.to.be frozen, ; 
and yet not be deftroy'd,for I have taken/one of them out of the Snow. 
whereon it has been trozen.almoft white, with the Ice about it, and yet 
by thawing it gently by the warmth, of a tire, it has quickly reviv'd and 
flown about. a ; 18 SInnifah lode Hetio: ron 
This’ kind of Fly -feems-by the fteams or tafte of fermenting and 
putrifying meat (which it often killes,as twere, with its probofcis asat trips 
Over it) to be {timulatedior excited’ to eject its Eggs or Sded.on it, per; 
haps, from the fame reafon.as Dogs,Catsjand many other brute creatures 
arexxeited to their particular hufts, by \the, fmell of theirfemales, when 
by Nature prepared for generations the males feeming by! thofe kind 
Of {mells, or other incitatiohs, tobe as’ much neceflitated thereto, as 
Aqua Regis {trongly impregnated with a folution of Gold,is forced to pres 
cipitate. ic by the ‘affufion of fpirit of Uriney or afolution: of salt of 
Tartar. b si6a ditw a i 
“One of thefe put in fpirit of Wie, was very quickly feemingly kill'd, 
and both its eysand mouth began to look very xed, but upom the'taking 
185 
of it out, and fuffering it to lie three or four hours, and heating it with | 
the Sun beams caft through’a Burning-glafs, it again reviv d, {eeming, as 
it Were; to have been all the intermediate time; but-dead drunk, and af- 
__ tércertain hours'to grow frefhagain and fober..) «. , ! 
wwiiidw yas oil vom 03,0 ibas-o3 yidain 
evi Reis sods iw j rAHiG 1G fifi O21 an Vii9G 2h Tie 
© Obferv.: XL 113. Of the Water-Infest or Gnat, > 
PW His little creature, defcribed ‘in the firft Figure of the 27. Scheme; 
4 wasa fmall fcaled or crufted Animal, which I have often obferv'd 
to be generated in Rain-water 3 I have alfo obferv'd it both in Pond and 
River-water. It is fuppos’d by fome, to deduce its firlt original from the 
putrifaction of Rain-water, in which. if it haveftood any time open to the 
air, you fhall feldom mifs,all the Summer long, of {tore of them frifking 
too and fro. ae : raphe 
°'Tisa creature, wholly differing in fhape from any I ever obferv d 5 nor 
isits motion lef ftrange: It has a very large head, in proportion to its 
body, all covered with a fhell, like other teffaceows Animals, but ie dif 
fers in this, that ithas, up and: down feveral parts of it, feveral tufts of 
hairs; or brifles, plac'd in the order expref¥d in the Figures It has two 
horns,whichfeem'd almoft like the horns of an Oxe, inverted and, asneer 
asI could ghefs, were hollow,with tufts of brifles,likewife at the topsthefe 
horns they could move eafily this or that way,and might, perchance, be 
their noftrils. It has a pretty large mouth, which feem d contriv’d much 
like thofe of Crabs and Lobtters, which, Ihave often obferv'd them to 
on water, orfome imperceptible nutritive fubftance init. a 
___I could perceive, through the tranfparent fhell ,while the Animal fur 
Vive, feveral motions in the head, thorax, and belly, very wage 
c 
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