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			| 973 | Schiaparelli, S., R. Cattaneo-Vietti and P. Mierzejewski 2004 A "protective shell" around the larval cocoon of Cephalodiscus densus Andersson, 1907 (Graptolithoidea, Hemichordata). Polar Biol. 27:813-817. | 2004 | Cephalodiscus hodgsoni | 813 | 
				
			| 19 | Bisby, F.A., M.A. Ruggiero, K.L. Wilson, M. Cachuela-Palacio, S.W. Kimani, Y.R. Roskov, A. Soulier-Perkins and J. van Hertum 2005 Species 2000 & ITIS Catalogue of Life: 2005 Annual Checklist. CD-ROM; Species 2000: Reading, U.K. | 2005 | Cephalodiscus hodgsoni | --> | 
				
			| 87340 | Southern Ocean Mollusc Database (SOMBASE) 2011 British Antarctic Survey, SOMBASE. Accessed through GBIF data portal, http://data.gbif.org/datasets/resource/66, 2011-07-15. | 2011 | Cephalodiscus hodgsoni | --> | 
				
			| 116836 | Rauschert, M. and W.E. Arntz 2015 Antarctic macrobenthos:  a field guide of the invertebrates living at the Antarctic seafloor. Arntz & Rauschert Selbstverlag, Wurster Nordseekueste, Germany, 143p. | 2015 | Cephalodiscus hodgsoni | 133 |