Scientific Names
This subject is one of great confusion! If you search for the scientific names of Dwarf Puffers, you will come up with names like: Tetraodon travancoricus, Monotreta travancoricus and Carinotetraodon imitator.
I eventually learned that there are only two species (or variants): Carinotetraodon travancoricus and Carinotetraodon imitator. This information was provided to me at the Pufferfish Yahoo Group in two particular posts:
About Dwarf Puffers
Originating from the inland waters of India (Kerala), Dwarf Puffers (a.k.a. "Malabar Puffers", "Dwarf Indian Puffers", "BB Puffer", "Pygmy Puffers", "Sea Frogs", "Blue-Eyed Puffers", "Bumblebee Puffers", "Pea Puffers", or "Abeni Puffers") were first seen around the mid 1990s in Europe. It wasn't until the late 1990s that they were seen more often and were available in the United States. Recently, they have gained enormous popularity due to local fish stores and large chain stores like Petsmart keeping them in stock. I've also heard that Petsmart breeds them:
All info taken from a website ( name cannot be mentioned, no links allowed )