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Large extinct scorpion-like arthropod considered related to horseshoe crabs
Answer for the clue "Large extinct scorpion-like arthropod considered related to horseshoe crabs ", 10 letters:
eurypterid
Word definitions for eurypterid in dictionaries
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
fossil swimming crustacean of the Silurian and Devonian, 1874, from Greek eurys "broad, wide" (see eury- ) + pteron "feather, wing" (see pterodactyl ); so called from their swimming appendages.
WordNet
Word definitions in WordNet
n. large extinct scorpion-like arthropod considered related to horseshoe crabs
Wikipedia
Word definitions in Wikipedia
Eurypterids ( sea scorpions ) are an extinct group of arthropods that are related to arachnids and include the largest known arthropods to have ever lived. They are members of the extinct order Eurypterida ( Chelicerata ); which is the most diverse Paleozoic ...
Wiktionary
Word definitions in Wiktionary
n. A large, prehistoric, carnivorous arthropod, of the class Eurypterida, thought to be one of the first animals to venture onto land.
Usage examples of eurypterid.
And why I have begun this column with what seems like a chain of free association is something that will probably become only marginally clear to you when I tell you that it was triggered by the news, last year, of the discovery at the Natural History Museum in London of the oldest known insect fossil, embedded in a chunk of a crystalline rock from Rhynie, Scotland known as chert -- a fossil that dates from the very same Silurian period, four hundred million years back, that saw the flourishing of the eurypterids that T.
She wanted our fossil examined by experts on anomalocarids and eurypterids, the many-legged animals she thought might be related to it.
Well, there were the eurypterids, but I've never agreed with those people who think the eurypterids were—"
Well, there were the eurypterids, but I've never agreed with those people who think the eurypterids were"