Egg-fish goldfish

The egg fish goldfish is a fancy goldfish breed which lacks a dorsal fin and has a pronounced egg-shaped body. They look ike ranchu but without the swollen heads of ranchu, and a longer body.
Varieties.
The egg-fish goldfish is commonly kept in China and is the precursor to the Celestial, Lionhead, Pompom and the Bubble Eye goldfish varieties. In Japan, the egg-fish is called the Maruko. 
The phoenix is a Chinese variety with an egg-shaped body and a long tail, without a dorsal fin and no headgrowth. It comes in all shades of color and scale types.