Family Profundulidae
Secondary
Profundulus guatemalensis (Günther, 1866) (Escamudo guatemalteco, Guatemalan killifish) Hydrographical zone: Río Paz
Department: Ahuachahapán
Profundulus kreiseri Matamoros, Schaefer, Hernández, & Chakrabarty, 2012 (Escamudo de Kreiser, Kreiser’s killifish)
Hydrographical zone: Río Lempa
Department: Santa Ana