Map of the known distribution of Mastacembelus notophthalmus. The new record in Belitung Island, Indonesia (black square); published records (black triangles) are based on Roberts (1989), Kottelat et al. (1993), Ng et al. (2019); Ahmad (2020); Ng and Tan (2020), and Hasan et al. (2023a).

 
 
  Part of: Hasan V, Vieira LO, South J, Ottoni FP (2023) First record of Mastacembelus notophthalmus (Actinopterygii: Synbranchiformes: Mastacembelidae) for Belitung Island, Indonesia. Acta Ichthyologica et Piscatoria 53: 123-127. https://doi.org/10.3897/aiep.53.105318