Keywords: Parachanna africana after boulenger 1916.jpg Drawing of Parachanna africana entitled After Boulenger 1916 from USGS publication http //fisc er usgs gov/Snakehead_circ_1251/html/parachanna_africana html For article on Parachanna africana PD-USGov original upload log page en wikipedia Parachanna_africana_after_boulenger_1916 jpg 2007-07-16 20 28 Agyle 498×127× 22236 bytes <nowiki>Drawing of Parachanna africana entitled After Boulenger 1916 from USGS publication http //fisc er usgs gov/Snakehead_circ_1251/html/parachanna_africana html For article on Parachanna africana</nowiki> Parachanna africana |