4773 Poecilia velifera (Regan, 1914) Poeciliidae Poeciliids Poeciliinae Cyprinodontiformes Teleostei Sail-fin molly Central America: Yucatán-Quintana Roo and lower Usumacinta-Laguna de Términos systems in Mexico. AMNH 19829 1953 Poecilia velifera GCRL 6823 1961 Poecilia velifera GCRL 3496 1968 Poecilia velifera 1 m GCRL 3639 1968 Poecilia velifera 1 m GCRL 6724 1968 Poecilia velifera GCRL 6830 1968 Poecilia velifera GCRL 6861 1968 Poecilia velifera GCRL 6865 1968 Poecilia velifera GCRL 6881 1968 Poecilia velifera GCRL 10636 1970 Poecilia velifera GCRL 8760 1970 Poecilia velifera GCRL 8766 1970 Poecilia velifera