Yosemite class
Yosemite-class was the original intended starship class designation of the , as it was listed in an okudagram in , before a later version of the graphic listed the Trieste as a  starship. While the Trieste or any other ship of the Yosemite- or Merced-class has never made an on-screen appearance,  confirms that Merced-class was the final and correct class designation of the Trieste.

See also

Federation starship classes (retconned)