Considered a synonym of Diapterus plumieri (Cuvier, 1830)
- Deckert, G.D. & D.W. Greenfield. 1987. "A review of the western Atlantic species of the genera Diapterus and Eugerres (Pisces: Gerreidae)". Copeia. 1987(1):182-194 (ffm00461)
Original description as Gerres embryx:
- Jordan, David Starr & B.W. Evermann. 1896. "The fishes of North and Middle America: A descriptive catalogue of the species of fishes and fish-like vertebrates found in the waters of North America, north of the Isthmus of Panama. Part I". Bulletin of the United States National Museum. 47:1-1240 (ffm00055)