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- n. Plural form of leptocephalus.
Sorry, no etymologies found.
"They're minute at that stage, willow leaf-shaped, called leptocephali - 'small heads'," says Don.
Fresh larvae (called leptocephali, fact fans) swim all the way here from the Sargasso Sea (which, as those same fact fans will tell you, is an area of the North Atlantic Ocean).
(Picture at australianmuseum. net.au/image/Eel-leptocephali.)
These tiny, transparent larvae are referred to as [[leptocephali]].