Nomenclature
original description
Sladen, W.P. (1889). Report on the Asteroidea. <em>Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–1876. Zoology.</em> 30 (part 51): xlii + 893 pages, 118 plates., available online at http://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-51/README.htm
page(s): 110 [details]
original description
(of Astrogonium patagonicum Perrier, 1891) Perrier, E. (1891). Echinoderma I. Stellérides. Mission Scientifique du Cap Horn, 1882-83. 6.Zoologie (3), Paris. 1-198 pp., available online at https://www.biodiversitylibrary.org/page/34621706
page(s): K.125 [details]
basis of record
Hansson, H. G. (1998). NEAT (North East Atlantic Taxa): Scandinavian Echinodermata Check-List (Comp.). , available online at https://www.gu.se/sites/default/files/2020-10/NEAT%2AEchinodermata.pdf [details] 
Other
context source (Deepsea)
Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online at http://www.iobis.org/ [details]
additional source
Clark, A. M.; Downey, M. E. (1992). Starfishes of the Atlantic. <i>Chapman & Hall Identification Guides</i>, 3. Chapman & Hall. London, UK. ISBN 0-412-43280-3. xxvi, 794 pp. (look up in IMIS) [details]
From editor or global species database
Unreviewed