What is Dreadnoughtus and where was its skeleton found?

Q: What is Dreadnoughtus and where was its skeleton found?


A: Dreadnoughtus is a genus of giant titanosaurian dinosaur whose fossilised skeleton was found in the Upper Cretaceous of Santa Cruz province, Argentina.

Q: When did the rocks in which Dreadnoughtus was found date from?


A: The rocks in which Dreadnoughtus was found date from 84-66 million years ago (mya).

Q: What is the most important statistic regarding Dreadnoughtus?


A: The most important statistic regarding Dreadnoughtus is the types of bones that make up the specimen.

Q: What is the completeness statistic for the Dreadnoughtus skeleton?


A: In terms of completeness, the Dreadnoughtus skeleton is 45.3% complete for all 116 bones, 58.7% complete for 115 bones excluding the skull, and 70.4% complete for 100 types of bones excluding the skull.

Q: Was the Dreadnoughtus specimen fully grown at the time of its death?


A: No, the histology of its humerus showed a lack of an outer layer of bone typically found only in fully-grown vertebrates, and there was a lot of fast-deposited or still-growing bone tissue. Therefore, the specimen was still growing at the time of its death.

Q: Is it known how large this individual Dreadnoughtus would have grown if it had lived its full life?


A: No, it is unknown how large this individual Dreadnoughtus would have grown if it had lived its full life.

Q: What is the record that Dreadnoughtus holds?


A: Dreadnoughtus holds the record for having the greatest mass (weight) of any land animal that has been calculated, based on its limb bone measurements.

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