E X P L A N A T I O N .OF THE TABLES.
Further EXPLANATION of FIGURE 4. in which P reprefents the Branch a of
Figure 5 i
I f t .
K Í
'ííU:,
I Í V ,
I S
From P are font off,
Q_Q_Q_, Branches dividing into fmaller parts upon the outer fides of the
gills; and which appear to me analogous to our bronchial arteries.
R R R R , The branches which fink deep, and in Fig. 5. were feen joined to
the branchial veins at the outer end of the ovals they form.
SS, Arteries fent to tlie pericardium and heart, analogous to our coronary
arteries.
T U, The termination of this artery in the mufcles and other parts of the
upper jaw.
The reader will now turn again to the 5th figure, to finifh what remains to be
explained concerning the joining of the branchial veins and courfe of the blood
in the aorta.
V, Reprefents the upper branchial vein of the fifth gill, joined to W the undermoil:
branchial vein.
X X , A trunk formed by the joining of S V and W.
Y , The trunk of the defcending aorta.
cd, The cicliac and mefenteric arteries.
eeeeeeee ee, Arteries fent off to the organs of generation and urine.
f f . Two large arteries to the lower part of the trunk and fins at the fides of
the anus.
g. The termination of the aorta running Into tlie tail, where it is covered and
protected by the vertebra.
' I T
i-riy-
T A B L E 11.
ÍN this Table the thoracic and abdominal vifcera, with the circulating veins,
of a female fkate cut open, are reprefented.
Í
ii ii
1 , 1 , The ofgans of fmell.
2 and 3, The upper and under jaws.
4, The cefophagus.
5, Theitomach.
6, The pylorus.
7, Thefmallgut.
8, The appendix vermiformis or cacum.
9, The right lobe of the liver.
10, The gall-bladder.
I I , The
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