FOS 
perceptible from: the garden or pleafure-ground; which it is 
intended to im 
There eer fence of this 
oth fides doa: and.in perpendicular depth from fo 
five or fixeghe get, “hav ving a fence near that height en 
ottom ;. the fides being: floped gradually from 
the bottom to ten or twenty feet width, or more at top; 
as the. mo ealy and. ee the flope the better, 
partic aes on the field-fi The fides mutt be fown or 
faid with grafs. In this, as both fides are floped, a fence 
along the bottom is neceffar a defence againit ‘cattle, 
&c. which may ke either Hong 
palifado-work, the height in 
fort which is formed 
o 
> in conftructin 
nature, to begin by fetting a fie tien width by two 
ranges of {hort flakes ; then to level in the flakes by notch- 
ing, according to the intended height of the top on each 
ground, making up 
firmly, according . the li ine of 
e ee then, clofe alor 
of the line of the intended upright fide, peceetine to dig 
a trencl three feet wide, perpendicularly to the intended 
depth ; and asthe labour goes on to work alfo the floping- 
fide gradually down, ftill continuing digging the trench 
ad ian da ed next og a sa &c. i: arrived at the 
roper depth: when it is neceffary to level the bottom 
equally along aeadae ie che ie of level at top; and hav- 
ing proceeded fo far, then, accordin ng to the line of level at 
t top to that tto t te apa fide, awa 
muft be erected to the height of the line of level at tops 
making go ood the ground behind the wall firmly as the 
ding advances, and finifhing the top with a coat of 
turf, level with the adjoining ground; at the fame time 
all aes the flope, either by oe it with grafs-feeds,. 
ing it with turf, as may the moft convenient in 
the pecs: circumftanc 
t in forming the fecond fort of foffe, it is direGed to 
fet out the width by two lines of ftakes; then to level them 
aie ci make up the ground of each line accordin ig to the 
level, as before ; as Rasen! oe the middle, 
eae the two lines of dig a trench two or 
three feet wide, to the nen depth of ke fee, floping 
each fide a little as the work goes on, ftill continuing the 
trench pe erpendicularly, till ee "at the epth ; 
then, as in the former cafe, to level the bottom toan equal 
epth by flakes, agreeable to the lines of level at top: 
when this is effe pee finifh off both flopes — from each 
line of level at top to that at botto fow each 
{lope with gr ae feeds, or lay them with rae molt pro 
per. e fence along the bottom may be cine clofe- 
paling, ae palifadoes, as moft convenient; the 
height proportionsbl to the depth of the foffe, but not 
higher, or but very little, than the line ‘of level at 
the top of i a ‘fe. 
In the execution of the work in both cafes ied internal 
materials fhould be well eee down, or rammed in, in 
- that the whole e rendered pelea folid, 
prevented from eee aoa and being throwh 
wn. 
FOSSENET, in a ey a town of France, in the 
oon of th per Garonne; 7 miles W. of 
Rieu 
FOSSES, a.town of France, in the department of the 
FOS 
Sombre and Meufe, and-chief place of a Pas in the dif. 
tri&t of Nar see fituated between the. Sombre and the 
Meute omiles W. of Namur. The town eoatsian 157-45 
and the canton 13,780" sane ‘on a-territory of Zz he 
kiliometres, and in.25 commu 
FOSSETA, a town of pee in the: Trevifan ; 12 
miles E.S. E.o 
FOSSILS 
evigio. 
> in in Minera To 
i Shyla - chemical laws. (See MiInerAcs. 
nch, uppofe, were ‘the firft who diftinguithed by: 
this ieee late thofe animal and vegetable remains that, 
owing to particular econ taices, inftead o 
buried in the earth, have more o 
nal form and traétore and are 
even converted a Ae craig 
kin pan Thefe 
denominations extraneous or adventitious fofils, prope for 
this order of natural bodies by fir John Hill, have bee 
revived oy fome authors. r. aan confidering the 
w petrifa iffible a eneral term, re- 
the appellation of cn fofiils,”? while 
“6 primary foffils”” are to him thofe fubftances which are fup 
d.to be natives of, and t to ee exifted 
tiore fit denomin And, indeed, even thofe writers. 
ject the sa . * petrifeBions” as oo {ufficiently ge- 
aloes retain another of the fame import in all the generic 
raneous foffils, fuch as ornitho/isius, ich- 
ian helmintho/ithus, 
ee es ee 
ae dais 
5 
5 
Foss 
See Marine, 
Ivory. 
Fossi n Agriculture, an inflammable fubftance 
which is faid to be aL of being rendered foluble by fa- 
ee (ubRancesy in oa flate it may probably be rae be- 
neficial to tle far 
Fossit ee is that fort which is of a foffile ae 
and which is raifed from the bowels of the earth. Lime 
marle, and other fimilar Sear ees moftly Midered ai 
the foffil kind by writers on hufbandry. 
FOSSOMBRONE, in ise atown of Italy, i in 
the duchy of Urbino, feated on the Metro ; the fee of a. 
pifkop, fuffragan of Uibise ; acGes out of the ruins of 
orum Sempronii, which was deftroyed by the Pepe and: 
Lombar dss, 10 miles S.E, of Urbino. WN, lat. 43° 42/. 
E. long. 1 
FOSSORE S in Natural: Hiftory, a name es toa. 
{pecies of {mall worms hatched trom the e of a fly,. 
which feeds on the parenchymatous ae _ the — - 
plants, burying t themfelve 
Thefe animals in general are called by peur pee 
7 but 
