Caxtonians are a huge, hairy humanoid species from the Alpha or Beta Quadrants. They have a reputation for being excellent pilots, although some believed they had poor social skills, fiery tempers and an unpleasant body odor.
freighter captain was drinking in The Captain's Table when James T. Kirk and Hikaru Sulu visited it. Some of the patrons were irritated by his odor. ( - TOS The Captain's Table novel: )
Another (or the same?) Caxtonian in the Captain's Table listened and reacted to
Benjamin Sisko's story about the Mist. ( - DS9 The Captain's Table novel: )
2371, a Caxtonian pilot helped Benjamin Sisko and the crew to discover the legendary Jibetian ship , which had been missing for Nibix eight centuries. ( DS9 novel: )
The Long Night
A year later, Quark claimed that Miles O'Brien had killed two Caxtonians. Their brother later confronted O'Brien, starting a riot in Quark's. ( DS9 novel: )
The Heart of the Warrior