Keywords: Etmopterus spinax.jpg Velvet belly lantern shark Etmopterus spinax From plate 5 of Oceanic Ichthyology by G Brown Goode and Tarleton H Bean published 1896 PD-old From http //www photolib noaa gov/historic/nmfs/images/big/figb0581 jpg Etmopterus spinax Oceanic Ichthyology Goode and Bean |