Specie descritta (6):
- Heros deppii Heckel, 1840 (Herichthys), valid
- Heros montezuma Heckel, 1840, synonym
- Heros friedrichsthalii Heckel, 1840 (Parachromis), valid
- Xiphophorus gracilis Heckel, 1848 (Poeciliopsis), valid
- Xiphophorus bimaculatus Heckel, 1848 (Pseudoxiphophorus), valid
- Xiphophorus hellerii Heckel, 1848 (Xiphophorus), valid
Generi descritti (1):
- Xiphophorus Heckel, 1848, valid