Arktocara ("Platanista gangetica") which inhabits the tropics, making it its closest living relative. Allodelphinidae also included the genera "Allodelphis", "Goedertius", "Ninjadelphis", and "Zarhinocetus". Its discovery further reinforces the theory that the Platanistoidea river dolphins originated in the oceans. Of the characteristics it shared with other platanistoids was a cylindrical projection of the periotic bone in the ear, deeply grooved rostral sutures on the beak, the widening of the cranium, a depression on the roof of the orbit in the eye socket, a smaller exposed palatine bone in the roof of the mouth, an elongated and convex spine in the tympanic bulla
Endangered Species Act of 1969 Endangered Species Preservation Act of 1969 was largely an expansion of the Lacey Act of 1900. In 1969, it was amended to protect species beyond game and wild birds. It granted protection to amphibians, reptiles, mollusks, and crustaceans, groups previously unprotected by any U.S. law. It also expanded the maximum punishment for poaching to a possible $10,000 and up to a year of jail time. In addition, it established two lists into which endangered species could be sorted, foreign and domestic. The act then allowed for species on the domestic list to be given extra protection by United States agencies