01 n. Any medusa or jellyfish which is produced by budding from a hydroid. They are called also Craspedota, and naked-eyed medusæ.
pl.
Hydromedusæ ((#))
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1.
Any medusa or jellyfish which is produced by budding from a hydroid. They are called also Craspedota, and naked-eyed medusæ.(Zool.) Also: Craspedota, naked-eyed medusæ