The name Ark has been applied to lots of starships, including but probably not limited to:

• The Ark, the Vanguard-class starship from Generation One which (usually) crashed on Earth four million years ago.

• The Ark II, the Autobot starship that blew up in the Dreamwave Productions version of Generation One.

• The Arc II, the oddly-spelled Autobot starship that was hiding underwater in the G.I. Joe vs. the Transformers continuity.

• Various starships in the IDW Publishing Generation One continuity, including:

• The original Ark, which disappeared into the Benzuli Expanse.
• Ark-12, the ship Hound's crew used to travel to Earth until making a detour to Garrus-9.
• Ark-17, the one that Springer used while rescuing Kup.
• Ark-19, Prowl's ship that was parked in Illinois, until Sixshot blew it up.
• Ark-27, the one that's full of Triggerbots and Targetmasters... oh, and Gunrunner.
• Ark-32, the one that the Autobots used to leave Earth and go to Garrus-9.

• The Ark, the legendary ship from Transformers: Cybertron made up of the Atlantis, Ogygia, Hyperborea, and Lemuria.

• The Ark, the Autobot transport from the 2007 Transformers movie continuity.

• The Ark, the starship of the evil Autobots from Shattered Glass continuity.

• The Ark, the Autobot ship that crash landed on the moon in Dark of the Moon.

• The Ark, also known as Project Generation One in War for Cybertron and Transformers: Exodus.

Starships named Ark should not be confused with:

• The Axalon, the Maximal starship from Beast Wars.

• The other Axalon, the Autobot starship from Armada.

• The Autobots' small repair and transport ship in the Animated continuity that landed in Lake Erie.

• The state of Arkansas.

• The story Ark Duty.

There is a series of books called:

• Transformers: The Ark — A Complete Compendium Of Transformers Animation Models
• The Ark II - A Compendium of Japanese Character Designs