Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Rivulinae
Etymology: Llanolebias: Name from the Spanish word 'Llanos' for grassy plains, in particular the Orinoco River savannahs of Venezuela and Colombia; and the Greek 'Lebia' for a small fish and a nominal cyprinodontiform genus..