Truncatus

Truncatus may refer to:
 * The common bottlenose dolphin, Tursiops truncatus
 * Bulinus truncatus, a freshwater snail species found in Senegal
 * Boreotrophon truncatus, the bobtail trophon, a sea snail species
 * Neuroxena truncatus, a moth species found in Ghana
 * Notonomus truncatus, a ground beetle species