Ammoglanis obliquus, UFRJ 12478, 13.2 mm SL; lateral view of the left suspensorium and opercular apparatus. APO – anteroventral process of opercle length; OML – opercular main axis length.

 
 
  Part of: Henschel E, Bragança PHN, Rangel-Pereira F, Costa WJEM (2020) A new psammophilic species of the catfish genus Ammoglanis (Siluriformes, Trichomycteridae) from the Amazon River basin, northern Brazil. Zoosystematics and Evolution 96(1): 67-72. https://doi.org/10.3897/zse.96.48952  

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