ZooBank:2EBF8041-CD16-4FAF-A649-68E9993CFB25.
Original description as Gambusia zarskei:
Meyer, Manfred & Susanne Schories, Manfred Schartl. 2010. "Description of Gambusia zarskei sp. n. – a new poeciliid fish from the upper Rio Conchos system, Chihuahua, Mexico (Teleostei: Cyprinodontiformes: Poeciliidae)". Vertebrate Zoology. 60(1):11-18 - [abstract] · (ffm01065)