Considered a synonym of Rivulus marmoratus Poey, 1880
- Huber, Jean H. 1992. "Review of Rivulus: Ecobiogeography - Relationships". The most widespread Neotropical cyprinodont genus. Paris, Société Française d'Ichtyologie. 1-572 (ffm00076)
Original description as Rivulus heyei:
- Nichols, John Treadwell. 1914. "Gobiosoma longum and Rivulus heyei, new fishes from the West Indian fauna". Bulletin of the American Museum of Natural History. 33(10):143-144 (ffm00078)