WoRMS name details
Megarthrum Norman & Scott T., 1906
347467 (urn:lsid:marinespecies.org:taxname:347467)
unaccepted (synonym)
Genus
Megarthrum purpurocinctum (Norman & Scott T., 1905) accepted as Xouthous purpurocinctum (Norman & Scott T., 1905) (type by original designation)
- Species Megarthrum laticaudatum (Thompson I.C. & Scott A., 1903) accepted as Idomene laticauda (Thompson I.C. & Scott A., 1903)
- Species Megarthrum purpurocinctum (Norman & Scott T., 1905) accepted as Xouthous purpurocinctum (Norman & Scott T., 1905)
- Species Megarthrum simulans Brady, 1910 accepted as Xouthous simulans (Brady, 1910)
marine, brackish, fresh, terrestrial
Norman, A.M. & T. Scott. (1906). The Crustacea of Devon and Cornwall. <em>London: William Wesley and Son.</em> 232 pp., pls. 1-24., available online at http://dx.doi.org/10.5962/bhl.title.1939 [details] 
Walter, T.C.; Boxshall, G. (2026). World of Copepods Database. Megarthrum Norman & Scott T., 1906. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=347467 on 2026-04-18
Date
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Nomenclature
original description
Norman, A.M. & T. Scott. (1906). The Crustacea of Devon and Cornwall. <em>London: William Wesley and Son.</em> 232 pp., pls. 1-24., available online at http://dx.doi.org/10.5962/bhl.title.1939 [details]
