Two species of Spinosaurus have been named: Spinosaurus aegyptiacus (meaning "Egyptian spine lizard") and the disputed Spinosaurus maroccanus (meaning "Moroccan spine lizard").
Imenovane su dvije vrste Spinosaurusa: Spinosaurus aegyptiacus ("Egipatski gušter s bodljama") i Spinosaurus maroccanus ("Marokanski gušter s bodljama").