Cephalic sensory pores in selected species of Opistognathus. A O. thionyi, 45.4 mm SL, holotype B O. vicinus, NPM 5030, 47.4 mm SL, Brazil C O. lonchurus, CIUFES 1426, 75.3 mm SL, Brazil D O. aff. aurifrons, CIUFES 1450, 57.0 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