- Name meaning:
© Andrey Atuchin
- Type of dinosaur:
- large theropod
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.
- Dinosauria, Saurischia, Theropoda, Neotheropoda, Tetanurae, Spinosauroidea, Spinosauridae, Spinosaurinae
- Named by:
- Martill, Cruickshank, Frey, Small and Clarke (1996)
- Type species: