The Capella-class was a type of Federation escort that saw service during the 24th century. They were considered a 'typical' escort that saw service in Starfleet at the time. (Spacedock: The Advanced Starship and Construction Manual) The USS Covila was a Capella-class escort that was assigned to the Starfleet Eighth Fleet at the start of the Dominion War. (The Dominion War Sourcebook: The Fires of Armageddon)