Jaws and dentition (supramaxilla shaded) in selected species of Opistognathus. A O. thionyi, CIUFES 2393, 53.5 mm SL, Fernando de Noronha Archipelago, Brazil B O. vicinus, NPM 5030, 47.4 mm SL, Brazil C O. lonchurus, ANSP 126637, 75.0 mm SL, Gulf of Mexico D O. aff. aurifrons, ANSP 188905, 63.8 mm SL, Brazil.

 
 
  Part of: Smith-Vaniz WF, Tornabene L, Macieira RM (2018) Review of Brazilian jawfishes of the genus Opistognathus with descriptions of two new species (Teleostei, Opistognathidae). ZooKeys 794: 95-133. https://doi.org/10.3897/zookeys.794.26789