Nzefu-Loi or Water Elephant is a water lion of Central Africa (Lakes near the Lualaba River between Bukama and Kaniamba, Democratic Republic of the Congo). Nearly the size of a hippopotamus. Long neck. Short and heavy ivory tusks. Hairy tail like a horse’s. Amphibious. Formerly hunted by the Baluba people using special traps.
- The aquatic variety of the Pygmy Elephant
- A surviving saber-toothed cat, also suggested by Heuvelmans.
- A sauropod dinosaur like an Apatosaurus, first proposed by Paul Bonnivair.