Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Wadi Al-Hitan (Whale Valley)' has mentioned 'Shark' in the following places:
Occurrence Sentence Text Source
Iconic assemblage of fossilized skeletons of Archaeoceti (primitive whales documenting cetacean transition to marine life), sirenians and reptiles, as well as shark teeth from Gehannam Formation (40xe2x80x9341 million years ago).