Also latchet. A name applied to the gurnard, Trigla cuculus.

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1882.  W. Houghton, in Academy, 14 Oct., 280. Latchett.—This name … is used to designate one of the gurnards or gurnets. It is well known in the Grimsby fish-market.

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1889.  Catholic News, 1 June, 8/4. Latchets 8s. to 11s. per box.

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