Sentences with phrase «of troodontid»
«This new species is the largest of the troodontids ever found anywhere in the world, standing nearly two metres at the head and close to 3.5 metres long,» van der Reest said.
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«It's about fifty per cent larger than any other troodontids previously known, making it one of the largest deinonychosaurs (raptor like dinosaurs) we currently recognize.»
The paper, «Troodontids (Theropoda) from the Dinosaur Park Formation, Alberta, with a description of a unique new taxon: implications for deinonychosaur diversity in North America «is published in the Canadian Journal of Earth Sciences.
Later work confirmed that birds share dozens of anatomical features with theropods, and are especially similar to two families, the dromaeosaurs (including deinonychus) and troodontids.
According to the report, the novel beast belongs to the troodontid family of dinosaurs and suggests that certain birdlike features arose far earlier than scientists had suspected.