• f i ! '
E X P L A N A T I O N OF THE TABLES. log
P P, The fpinal marrow.
QJR, Bags containing a tough pellucid fluid, and likewife cretaceous matter,
and which evidently refemble our veftible, and have alfo fome refemblance to the
cochlea of our car.
1 , 1 , 1 , The olfactory nerves, much larger when they enter the nofe than
where they rife from the brain, owing to thick coats they receive- in their
courfe.
2, 2, The optic nerves.
3, 3,4, Nerves refembling our third and fourth pairs.
5,5, 6,6, Nerves which refemble our fifth pair.
7, 7 Nerves which refemble our feventh pair.
8, 8, Nerves refembling our eighth pair.
9 28, The fpinal nerves; each of which confifts of two bundles of fibres,
which pafs through different holes of the dura mater.
29,29, 36,30i The fpinal nerves, fonning plexufes, and appearing much
larger without than within, refembling our brachial or crural plexus.
T A B L E XXXV.
THE feveral figures of this Table rcprefent the nofe, mouth, ear, and larynx
of a Porpefs .
F I G. I..
A B, Reprefent the two jaws and mouth.
C, A fmall portion of the right peroral fin.
. D, The entry into the nofe or fpiraculum.
E, The eye.
F, The entry to the meatus auditorius externus.
F I G. 2.
Rcprefents the lips or entry to the fpiraculum.
A, The anterior, and B the pofterior, lip.
F I G . 3.
Shows the fpiraculum and nofe cut open on the right fide.
A, A probe introduced into the fpiraculum.
B, Its inner membrane, of a black colour, with a number of folds or valves.
E e C, A
• LIII.SYFT. NUT. CETE; DCLPHINUS; PHOETCM,
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