l A. Short Explanation of the TA Buy E S. 
& g The ftomach, of a confiderable length. 
6 bb Ramifications of the afpera arteria, vifible 
~ in the ftomach. . 
zg Contents of the afpera arteria, appearing 
through its tranfparent coats. 
kk The origin of the blind guts, of which this 
infect has four. 
11 Two of the faid guts, containing a yellowith 
green fubftance. 
m ‘The two others, whofe contents refembled 
a coagulated fubftance. 
a Pulmonary tubes, belonging to a blind gut, 
of the fame kind. 
0 The pylorus. pp The colon. 
g The ftraight gut. r The anus. 
ss Two particles of fat, and their divifions, 
with which one of the blind guts is inter- 
woven. 
tt Two glandulous fwellings, and channels of 
the falival duct, which runs along the gullet 
to the jaws in form of a flender tube. 
vv Two other {wellings, . with their channels 
and pulmonary tubes. 
x « Some particles of fat, and their divifions. 
yy Two other particles of the fame kind, 
which fhew themfelves in the fame place 
like appendages in the form of a chain. 
ECs sae 
Divifions of the particles of fat, magnified to a 
greater degree. 
aaa Seven divifions of the particles of fat, in 
which it is laid up in the form of oily, {phe- 
rical particles. 
& The manner in which the pulmonary fiftules 
pafs through the cells that contain the fat. 
Fol GanivVik 
’ The brain, fpinal marrow, and nerves, bigger 
than nature. 
aa The right and left lobes of the brain. 
bb The nerves, iffuing from the upper part 
of the brain. 
c The nodules, formed by the faid nerves. 
dd Two fine nerves, iffuing from the faid no- 
dules, and running to the mufcles of the 
head and legs. 
ee Two pair of mufcles fent by the {pinal 
marrow to the mufcles of the thorax. 
ff Two ftrong nerves, with their dilatations, 
_ adminiftering to the mufcles that ferve to 
move the wings. 
gg A great many fine nerves diftributed a- 
mongft the mufcles, and vifcera of the ab- 
domen. — 
bbb Ramifications of the faid nerves. 
FIG. VIII. 
A Jide view of the fpinal marrow and brain. 
@ The brain. 
6 The finus of the fpinal marrow. 
c¢ A cleft in the {pinal marrow for the paflage 
of the gullet. 
PD oG. dX 
Some of the mufcles. 
aaa The oblique defcending mufcles with 
two bellies, of each of which, one’ of the 
tendons is inferted into the mutcle itfelf. 
66 The broad tranfverfe mutcles. 
ce The The oblique afcending mutfcles. 
Ed AGS XG 
The Acarus, or Mite, contratted, in which con~ 
dition I call it a Vi ermiform-Nymph. 
Pol GQ. Xk 
The fame, bigger than nature. 
a The head and mouth. 
6 The tail and its tubercles. 
Adal ka Crane 9.0 ibs 
The concealed Nymph, extracted from the con= 
tracted or fhrivelled fRin of the Acarus. 
FIG, XI. 
The fame Nymph, bigger than nature. 
a The two horns of the future fly. 
bb The eyes. ¢ The probofcis. 
dd The firft pair of legs. ee The fecond, 
Jf The folded wings. 
&g The third pair of wings. 
bh The rings of the body. 
Pre Gray, 
Two flues ifuing from the Acari, or Mites, of 
their natural fize. 
ET G. es 
A microfcopical view of the male fly, produced by 
the Acarus or Mite. 
a The antennz or horns. 
bb The firft of legs, their joints, hair, and 
nails. 
cc The fecond pair. dd The third. 
ee The wings and little hammers placed under 
them. 
ff The rings of the belly. 
FIG. XVI. 
The feins caft by the Acarus, bigger than nature. 
a The upper part of the torn fkin, where the 
fly creeps out. 
4 The lower part. | 
ELG 
