n = 13
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Brachyrhaphis cascajalensis | (Meek & Hildebrand, 1913) | Brachyrhaphis cascajalensis | Poeciliidae | Cascajal toothcarp |
| Brachyrhaphis episcopi | (Steindachner, 1878) | Brachyrhaphis episcopi | Poeciliidae | Bishop toothcarp |
| Brachyrhaphis hartwegi | Rosen & Bailey, 1963 | Brachyrhaphis hartwegi | Poeciliidae | Soconusco gambusia |
| Brachyrhaphis hessfeldi | Meyer & Etzel, 2001 | Brachyrhaphis hessfeldi | Poeciliidae | Hessfeld's toothcarp |
| Brachyrhaphis holdridgei | Bussing, 1967 | Brachyrhaphis holdridgei | Poeciliidae | Holdridges toothcarp |
| Brachyrhaphis olomina | (Meek, 1914) | Brachyrhaphis olomina | Poeciliidae | Olomina toothcarp |
| Brachyrhaphis parismina | (Meek, 1912) | Brachyrhaphis parismina | Poeciliidae | Parismina toothcarp |
| Brachyrhaphis punctifer | (Hubbs, 1926) | Brachyrhaphis punctifer | Poeciliidae | Cricamola toothcarp |
| Brachyrhaphis rhabdophora | (Regan, 1908) | Brachyrhaphis rhabdophora | Poeciliidae | Needle toothcarp |
| Brachyrhaphis roseni | Bussing, 1988 | Brachyrhaphis roseni | Poeciliidae | Cardinal toothcarp |
| Brachyrhaphis roswithae | Meyer & Etzel, 1998 | Brachyrhaphis roswithae | Poeciliidae | Roswitha's toothcarp |
| Brachyrhaphis terrabensis | (Regan, 1907) | Brachyrhaphis terrabensis | Poeciliidae | Térraba toothcarp |
| Brachyrhaphis umbratilis | (Meek, 1912) | Xenophallus umbratilis | Poeciliidae | Shadow toothcarp |