In 2258 of an alternate reality brought about by Nero's interference, the Mayflower was destroyed by the Narada during a mission to investigate a lightning storm in space in the proximity of Vulcan. (TOS novelization: Star Trek) The Enterprise scraped the saucer section of the Mayflower's debris as it came out of warp. (TOS movie: Star Trek) The ship's class was never named onscreen, however it may be the alternate reality Miranda class.