| Species | Name Used in Reference |
|---|---|
| Simpsonichthys ocellatus Costa, Nielsen & de Luca, 2001 | Simpsonichthys ocellatus (p. 25;24;fig. ) |
| Simpsonichthys perpendicularis Costa, Nielsen & de Luca, 2001 | Simpsonichthys perpendicularis (p. 26;fig. ) |
| Simpsonichthys rosaceus Costa, Nielsen & de Luca, 2001 | Simpsonichthys rosaceus (p. 28;fig. ) |
| Simpsonichthys rufus Costa, Nielsen & de Luca, 2001 | Simpsonichthys rufus (p. 29;fig. ) |