The USS Amerigo (NCC-19018) was a Emperor-class Starfleet explorer starship commissioned in 2381. (Star Trek: Pioneer) The ship was named after 15th century Italian explorer Amerigo Vespucci. The Amerigo was commissioned into the Starfleet Third Fleet. Captain Timothy Franco was assigned as the ship's commanding officer. ("For Better or Worse") In early 2383, the Amerigo participated in the Battle of Evadus. ("Internal")