Questions and Answers
Approximately how many years ago did ancient creatures like titalik use their fins to crawl out of the sea?
375 million years ago
What was distinctive about the hand of the ancient tree-dwelling species called nathartis?
It was very different from the earlier hand forms
Where was the primate mythartus first discovered in 1870?
Wyoming territory
What does the 50 million year old primate skeleton of mythartus provide?
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What were the fingers of ancient creatures like hydrocodium tipped with?
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Study Notes
Evolution of Hands
- The development of hands can be traced back to 375 million years ago, when ancient creatures like titalik used their fins to crawl out of the sea.
- Ancient mammals modified those fins into paws.
- Creatures like hydrocodium had short fingers that all pointed in the same direction, tipped with claws.
- The ancient hand of nathartis, a tree-dwelling species, is significantly different and reveals a lot about our hands today.
Discovery of Mythartus
- Fossil hunter Jonathan Block has a complete skeleton of mythartus, a primate first discovered in Wyoming territory in 1870.
- The 50 million-year-old primate skeleton provides a unique insight into the world of early primates.
- The skeleton shows how early primates interacted with their environment.
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Description
Learn about the ancient history of human hands, from their origins in fish fins to the development of paws and claws in early mammals.
