| "You are a Spiketail, so we will call you 'Spike'."
The subject(s) detailed in this article has/have been given a conjectural (and, as a result, unofficial) name, due to the lack of an official name for the article subject(s) to be referred to by.
"Spikethumb" is a fan-derived term for iguanodontid dinosaurs. It is based on the fact that all members of the group have large thumb-spikes on their front legs that could be used to stab a predator in defense.
- Camptosaurus (also known as Swimmers)