Scheldt species source details
De Kay, J. E. (1842). Zoology of New-York; or the New-York fauna; comprising detailed descriptions of all the animals hitherto observed within the state of New-York, with brief notices of those occasionally found near its borders. Natural History of New York. Part 4. Fishes: 1-415, Fishes Pls. 1-79.
578
De Kay, J. E.
1842
Zoology of New-York; or the New-York fauna; comprising detailed descriptions of all the animals hitherto observed within the state of New-York, with brief notices of those occasionally found near its borders
Natural History of New York
Part 4. Fishes: 1-415, Fishes Pls. 1-79
Publication
From Eschmeyer on the web.
Umbra pygmaea (DeKay, 1842) (original description)