Malagasy hippopotamus Hippopotamus lemerlei skeleton at the Museum für Naturkunde, Berlin Conservation status Extinct (IUCN 3.1) Scientific classification Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Artiodactyla Family: Hippopotamidae Genus: multiple Species †Hippopotamus lemerlei[1] †Hippopotamus laloumena[2] †Hip. madagascariensis[1] or Hex. madagascariensis[3] or C. madagascariensis[4]