HMS Basilisk (SD-105) was a superdreadnought of the Royal Manticoran Navy. The ship was 3,5 kilometers long with a mass of 8,25 million tons. It served as Admiral Trent's flagship in the early 20th Century PD. (HHA4.2: WOS) Lieutenant Commander Honor Harrington served as the ship's Tactical Officer in 1985 PD. (JIR1)