Camelion-class sloop
The "Camelion" class was a class of screw-driven sloops of wood construction, designed by Isaac Watts and operated by the Royal Navy. Eight ships of the class were built from 1858 to 1866 with another eight cancelled. They were initially rated as second-class sloops, but were later reclassified as corvettes. Design. The class was designed by Issac Watts as second-class sloops of 17 guns, and were a lengthened version of the . Construction. Built of a traditional wood structure, they were long at the gundeck, in beam and displaced 1,365 tons. A barque rig was  fitted to allow easy sail handling with a relatively small crew of 180. Propulsion. They were fitted with a two-cylinder horizontal single-expansion steam engine (although "Perseus" and "Reindeer" received single trunk steam engines) driving a single screw. These engines generated 200 nominal horsepower, giving a speed of approximately . Armament. They were armed with five 40-pounder breech-loading guns and twelve 32-pounder muzzle-loading smoothbore guns, although "Reindeer" was completed with a single 110-pounder and five 64-pounder guns. Ships. The first two vessels were ordered on 3 April 1854, although neither was laid down for  several years. Another three were ordered on 1 April 1857 and a further three on 27 March 1858. The final eight ships were ordered in two batches on 5 March 1860 and 25 March 1861, but were either cancelled, or in the case of "Circassian" and "Trent", completed as ironclad sloops under new names.