New species of animal and plant are being discovered all the time. When this happens, the new species has to be given a scientific, Latin name in addition to any common, vernacular name. In either case the species may be named after a person, often the discoverer but sometimes an individual they wished to honour or perhaps were staying with at the time the discovery was made. Species names related to a person are eponyms . Many scientific names are allusive, esoteric and even humorous, so an eponym dictionary is a valuable resource for anyone, amateur or professional, who wants to decipher...