The Collaborative International Dictionary
Lopholatilus chamaeleonticeps
Tilefish \Tile"fish`\, n. (Zo["o]l.) A large, edible, deep-water food fish ( Lopholatilus cham[ae]leonticeps) more or less thickly covered with large, round, yellow spots.
Note: It was discovered off the Eastern coast of the United States in 1880, and was abundant in 1881, but is believed to have become extinct in 1882.