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- Costa, Wilson J.E.M.. 1995. "Pearl killifishes. The Cynolebiatinae". Systematics and biogeography of the neotropical annual fish subfamily (Cyprinodontiformes: Rivulidae). 1-128 (ffm00071)
- Costa, Wilson J.E.M.. 2003. "Family Cyprinodontidae (pupfishes)". Check list of the freshwater fishes of South and Central America. 549-554 (ffm01140)
- Costa, Wilson J.E.M.. 2006. "Redescription of Kryptolebias ocellatus (Hensel) and K. caudomarginatus (Seegers) (Teleostei: Cyprinodontiformes: Rivulidae), two killifishes from mangroves of south-eastern Brazil". Aqua: International Journal of Ichthyology. 11(1):5-12 (ffm00081)