Fossil/Antler: Extinct Giant Irish Elk (Megaloceros giganteus), Temporal Range: Middle Pleistocene to Early Holocene, various partial antler remains

The Irish elk (Megaloceros giganteus) also called the giant deer or Irish giant deer, is an extinct species of deer in the genus Megaloceros and is one of the largest deer that ever lived. Its range extended across Eurasia during the Pleistocene, from Ireland to Siberia to China. A related form is recorded in China during the Late Pleistocene. The most recent remains of the species have been carbon dated to about 7,700 years ago in Siberia