4560 Dendrophysa russelii Derus_u1.jpg http://www.fishbase.org/images/species/Derus_u1.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Derus_u1.jpg Randall, J.E. Derus_u2.gif http://www.fishbase.org/images/species/Derus_u2.gif http://www.fishbase.org/images/thumbnails/gif/tn_Derus_u2.gif FAO Derus_u3.gif http://www.fishbase.org/images/species/Derus_u3.gif http://www.fishbase.org/images/thumbnails/gif/tn_Derus_u3.gif FAO