original description
Fisher, W.K. (1940). Asteroidea. Discovery Reports 20: 69-306., available online at http://www.biodiversitylibrary.org/page/5609973 [details]
basis of record
Clarke, Andrew; Johnston, Nadine M. (2003). Antarctic marine benthic diversity. <em>Oceanography and Marine Biology: an Annual Review.</em> 41: 47-114. (look up in IMIS) [details] Available for editors [request]
From editor or global species database
Validity Possibly a synonym of N. armata Koehler, 1911, according to A.M. Clark (1962) [details]