I believe Hoplarchus Psittacus is the scientific name.
Parrotfish has scientific name is Scarus ceruleus (http://www.fact4dummies.com/animal-facts/fish-make-sleeping-bag)
the phylum is chordata, the class is aves and the order is psittaciformes.
The scientific name for the Cuban Parrot is Amazona leucocephala.
psittacula psittacula
well a parrot is a bird and a parrot fish is a fish
There is no species known as the "rainbow parrot". The name of a brightly coloured member of the parrot family is the "rainbow lorikeet". The scientific name of the rainbow lorikeet is trichoglossus haematodus.
"Psittacus erithacus"
There is a Parrot Fish. There may be others.
The scientific name of the flightless Kakapo parrot native to New Zealand is Strigops habroptilus. It is a critically endangered species known for its unique behavior and appearance.
There is no scientific name for just big fish.
Erpetoichthys calabaricus is the scientific name for the reed fish
The scientific name for a clown fish is a amphiprioninae.