''Archidesmus'' is an extinct millipede genus from the

Lower Devonian The Early Devonian is the first of three epochs comprising the Devonian period, corresponding to the Lower Devonian series. It lasted from and began with the Lochkovian Stage , which was followed by the Pragian from and then by the Emsian, w ...

Old Red Sandstone of the United Kingdom. It is the only member of the taxonomic family Archidesmidae. Individuals were up to long, and had 60 to 80 body segments decorated with tubercles (bumps) on the upper surface, and most segments possessed wing-like keels ( paranota) extending to the side. The type species ''Archidesmus macnicoli'' was described by British paleontologist Benjamin Peach in 1882. A second species, ''A. loganensis'' was also described by Peach but its status as a valid species- or even a myriapod- is debated. Archidesmus macnicoli 01

References

†Archidesmus Devonian myriapods Fossils of Great Britain Fossil taxa described in 1882 Extinct animals of Europe Prehistoric myriapod genera {{Paleo-myriapod-stub