In the year 1978 has been discovered south dakota city where Hesperonis skeleton similar to the pelican birds in its hidden bones tylosaur which indicates that he may have died shortly after eating.
In 1978 it was discovered that the city south dakota Hesperonis whose skeleton similar to bird pelican, which is in their bellies tylosaur hidden bones, which suggests that it may die down soon after eating.
In 1978 was found Hesperonis city which has South Dakota skeleton resembles a bird Pelican which in its stomach with bones. Tylosaur hidden, which indicates that it may die after eating go long.