By aquariumindustries The Nymph goldfish - It is similar to the fantail, except they have a…
Tamasaba Goldfish or (Sabao goldfish)

The Tamasaba goldfish (or Sabao goldfish) – It is similar to the Ryukin, except they have a single caudal fin and anal fin. A rare type of fish mutated from the Ryukin. It is developed from the Ryukin.
From Wikipedia
Fresh Water Fish Breeds
Learn about different species of freshwater fish, including popular breeds like bettas, guppies and catfish.