[Greek κεϕαλή head] Ichthyology a fish of the family Leptocephalidæ.
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the world > animals > fish > class Osteichthyes or Teleostomi > subclass Actinopterygii > subdivision Teleostei > [noun] > order Anguilliformes > family Leptocephalidae > member of
leptocephalus1769
glass-eel1840
leptocephalan1842
leptocephalid1882
1882 Q. Rev. Jan. 251 These Leptocephalids are small, narrow, elongate.