Possible a ceratopsian dinosaur like the Monoclonius or Centrosaurus. Could also be an unknown type of rhino that is semi-aquatic. About the size of an elephant and even bigger than an elephant. Heavy tail like a crocodile. Has a single horn located on the front of the head.
Horn resembles the ivory tusk of an elephant.
Brownish to grey and elephant like. Footprints are the size of an elephant and has three toes or claw marks. Compared to a snort, howl, roar, rumble, or growl. Lives in the rivers and lakes of the area. Kills buffaloes and elephants by stabbing them with its horn.