Page:Natural History, Mollusca.djvu/150

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138
TECTIBRANCHIATA.—APLYSIADÆ.

membranous crop; a curved bag, which is generally found filled with pieces of coarse sea-weed. This large crop or paunch occupies the right side of the

Natural History - Mollusca - Sea-hare anatomy.png

INTERNAL ANATOMY OF SEA-HARE.

body, and opens laterally into the middle stomach, which is the smallest of all, and performs the part of the gizzard. Its coats are thickened; and the