Description: English: Lateral view of the Parachanna obscura. Date: 2 June 2013, 16:27:28. Source: Courtenay, W. R., & Williams, J. D. (2004). Snakeheads (Pisces, Channidae): A biological synopsis and risk assessment. Gainesville, FL: U.S. Dept. of the Interior, U.S. Geological Survey (
Online version), a reprint with permission of Bonou, C.A., and G.G. Teugels. 1985: Révision systématique du genre Parachanna. Author: the sketch is attributed to (Günther, 1861), most likely zoologist
Albert Günther, died 1914 (works published before 1896).