An extinct giant ground sloth of the Pliocene and Pleistocene epochs in America, reaching a height of 16 feet (5 m) when standing erect.
Genus Megatherium, family Megatheriidae‘Several megatheriums and other rare species of the prehistoric era lived on this island.’
- ‘In Heuvelmans’ book there is also a chapter propounding the existence of megatheriums, or giant ground sloths, in South America.’
- ‘Giant ground sloths, or megatheria, stood up to six meters (three stories) tall and walked North and South America 2,000,000 to 11,000 years ago.’
- ‘The suspicion began to arise that perhaps the Cambrian trilobites may not be really any older than the big dinosaurs, and the latter may not have been all killed off when the big elephants and megatheriums roamed around over America and Europe.’
- ‘But Cuvier, since then, has fully proved that these so-termed bones of giants were in reality fossil remains of mammoths, megatheriums, mastodons, and similar extinct brutes; and that the giant's teeth’ found in many museums, had once graced the jaw-bones of spermaceti whales.’
Modern Latin, from Greek mega thērion ‘great animal’.
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