3686 Opistognathus macrognathus Opmac_u1.jpg http://www.fishbase.org/images/species/Opmac_u1.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Opmac_u1.jpg Marsden, A. Opmac_u2.jpg http://www.fishbase.org/images/species/Opmac_u2.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Opmac_u2.jpg Fenner, R.