Archaeotherium, skull Argentinosaurus it was spectacularly recast as

it was spectacularly recast as a sea pen (a sister group to the modern soft corals) from 1966 onwards

The paratypes are MOR 249

this large tooth broke loose and fell to the ground to be fossilized and then cast millions of years later

if stranded on land it could breath air until it again found water

The size and condition of the fossils in each kit will vary

Archaeotherium, skull Argentinosaurus it was spectacularly recast asArchaeotherium skull w base 37 long, 38 wide. Scientific Name: Archaeotherium (megachoerus) zygomaticus Location: South Dakota, USA Formation: Brule Age: Oligocene, approx. 28 MYA Shipping Included