The Sea Raiders sea monsters include Scylla and Charybdis of Greek mythology, and the kraken of medieval times which is thought to have been a giant squid. Previous fictional encounters with giant squids are described in chapter 59 of Herman Melville's "Moby-Dick" of 1851, and in Jules Verne's "Twenty Thousand Leagues Under the Sea" of 1870. The narrator describes a recent period when a new sort of giant squid, a species named "Haploteuthis ferox", became known. (This fictitious name can be compared with the genus name "Architeuthis" of the giant squid.) As a part of the survey of the period, including early encounters
Twenty Thousand Leagues Under the Sea the book are greatly exaggerated. No less significant, though more rarely commented on, is the very bold political vision, which was revolutionary for its time, represented by the character of Captain Nemo. As revealed in the later Verne book "The Mysterious Island", Captain Nemo is a descendant of Tipu Sultan, a Muslim ruler of Mysore who resisted the expansionism of the British East India Company. Nemo took to the underwater life after the suppression of the Indian Mutiny of 1857, in which his close family members were killed by the British. This change was made at the request of Verne's