Vietnam or Thailand ? Vote for the TOP Country of the Week !
Updated: May 27, 2025
The grinding surfaces of their molar teeth were also primitive, bearing none of the complicated, curved crests and ridges possessed by present ruminants, but instead they had conical cusps, usually not more than three to a tooth; this tritubercular style of molar crown being about the earliest known in true mammals.
Word Of The Day
Others Looking