Pedro Bragança & Wilson J E M Costa (2019). "Multigene fossil-calibrated analysis of the African lampeyes (Cyprinodontoidei: Procatopodidae) reveals an early Oligocene origin and Neogene diversification driven by palaeogeographic and palaeoclimatic events". Organisms Diversity & Evolution. 19 (2): 303–320. doi:10.1007/s13127-019-00396-1. S2CID256014907. Abstract
Pedro Bragança & Wilson J E M Costa (2019). "Multigene fossil-calibrated analysis of the African lampeyes (Cyprinodontoidei: Procatopodidae) reveals an early Oligocene origin and Neogene diversification driven by palaeogeographic and palaeoclimatic events". Organisms Diversity & Evolution. 19 (2): 303–320. doi:10.1007/s13127-019-00396-1. S2CID256014907. Abstract