Ocular side (A) and blind side (B) of smallmouth flounder, Etropus microstomus (4.5 cm SL) from Tamaulipas, México.

 
 
  Part of: Vega-Cendejas ME, Hernández de Santillana JM, Chi-Espínola AA (2022) New report and range extension of smallmouth flounder, Etropus microstomus (Actinopterygii: Carangiformes: Cyclopsettidae), in the Gulf of Mexico. Acta Ichthyologica et Piscatoria 52(3): 173-178. https://doi.org/10.3897/aiep.52.e86368