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MR. GARNER ON THE ANATOMY OF THE 
EXPLANATION OF THE LETTERS AND Figures. 
. Right lobe of the mantle. 
. Left lobe of the mantle. 
. Mouth. 
. Rectum. 
. Tentacles. 
Lips. 
Branchie. 
Foot. 
. Anterior muscle. 
Posterior muscle. 
Ovary. 
Superior tube. 
. Inferior tube. 
Liver. 
Heart. 
Ventricle. 
Auricles. 
Anterior ganglia. 
Posterior ganglia. 
. Pedal ganglion. 
Stomach. 
. Crystalline body. 
. Intestine. 
. Pericardium. 
. Excretory organs. 
. Right valve. 
. Left valve. 
. Cartilage. 
. Ligament. 
. Teeth of the hinge. 
. Glandular sac of the mantle. 
. Tentacles. 
. Ocelli. 
. Byssus. 
e 
Gland of the byssus. 
f. Pedal pore. 
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Retractile muscles of the foot. 
Valves of the mantle. 
Oviducts. 
Orifices of the excretory organs. 
Internal ditto. 
Retractor muscle of the tubes. 
Nerves of the tentacles, &c. 
Supra-cesophageal nerve. 
Connecting nerves of the anterior 
and posterior ganglia. 
Nerves of siphons, brancie, &c. 
Connecting nerves of the anterior 
and pedal ganglia. 
. Orifices of the bile ducts. 
(Esophagus. 
. Tricuspid membrane. 
. Anterior aorta. 
. Posterior aorta. 
Veins of the mantle. 
Hepatic veins. 
. Branchial veins. 
Veins connecting the auricles. 
. Veins of the pericardium, &c. 
. Branchial arteries. 
. Smaller veins of the mantle. 
. Veins from the liver. 
. Ovarian veins. 
. Veins of the excretory organs. 
. Ramuscules of the branchial veins. 
. Ramuscules of the branchial arte- 
ries. 
