Cathorops aguadulce (Meek, 1904)
Galeichthys aguadulce ZBK Meek, 1904: 9, pl. 4. Type locality: RioTesechocan at Perez, Veracruz, rio Papaloapam basin , Mexico. Holotype: FMNH 4678.
Distribution: Papaloapam River basin.
Countries: Mexico.
Habitat: Entirely in fresh waters.
Maximum size: 210 mm TL.
Material examined: USNM 134330 (11 al) (2 es), Guatemala, lake Yzabal embayment about 3 mi. west of El Estor .