n = 4
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Ptychochromoides betsileanus | (Boulenger, 1899) | Ptychochromoides betsileanus | Cichlidae | |
| Ptychochromoides itasy | Sparks, 2004 | Ptychochromoides itasy | Cichlidae | |
| Ptychochromoides katria | Reinthal & Stiassny, 1997 | Katria katria | Cichlidae | |
| Ptychochromoides vondrozo | Sparks & Reinthal, 2001 | Ptychochromoides vondrozo | Cichlidae |