- Type of dinosaur:
- large theropod
- Length:
- 6.5m
- Diet:
- carnivorous
- When it lived:
- Early Cretaceous, 112-99 million years ago
- Found in:
- Brazil
Irritator was quite like Spinosaurus. It is known only from a skull, so the sail is a guess.
The type species, Irritator challengeri was named after Professor Challenger from Arthur Conan Doyle's novel 'The Lost World', published in 1912.
Taxonomic details
- Taxonomy:
- Dinosauria, Saurischia, Theropoda, Spinosauridae, Spinosaurini
- Named by:
- Martill, Cruickshank, Frey, Small and Clarke (1996)
- Type species:
- challengeri
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