megalops, Clupea Rafinesque [C. S.] 1818:206 [American Monthly Magazine and Critical Review v. 2 (no. 3); ref. 13337] Delaware River, U.S.A. No types known. •Synonym of Alosa pseudoharengus (Wilson 1811) -- (Whitehead 1985:205 [ref. 5141]). Current status: Synonym of Alosa pseudoharengus (Wilson 1811). Alosidae. Habitat: freshwater, brackish, marine.