Gomphotheres are an extinct group of proboscideans related to modern elephants. First appearing in Africa during the Oligocene, they dispersed into Eurasia and North America during the Miocene and arr
Gophotherium at AMNH
Stegomastodon CCB
Largely unworn molar of Gomphotherium angustidens, a "trilophodont gomphothere"
Rhynchotherium is an extinct genus of proboscidea endemic to North America and Central America during the Miocene through Pliocene from 13.650 to 3.6 Ma, living for approximately 10 million years.
Jaw, tusk, and vertebrae of Rhynchotherium, Florida Museum of Natural History