| 1494 | Beebee, W. and J. Tee-Van 1941 Eastern Pacific expeditions of the New York Zoological Society. XXIV. Fishes from the tropical eastern Pacific. Part 1. Lancelets and hag-fishes. Zoologica 26:89-91. | 1941 | Branchiostoma elongatum | --> | 
				
			| 1478 | Richardson, B.J. and A.M. McKenzie 1994 Taxonomy and distribution of Australian cephalochordates (Chordata: Cephalochordata). Invetebrate Taxon 8:1443-1459. | 1994 | Branchiostoma elongatum | 1445 | 
				
			| 833 | Ruppert, E.E., R.S. Fox and R.D. Barnes 2004 Invertebrate Zoology. A functional evolutionary approach. 7th Ed. Brooks/Cole, Thomson Learning learning, Inc. 990 p. | 2004 | Branchiostoma elongatum | --> | 
				
			| 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 | Branchiostoma elongatum | --> | 
				
			| 1453 | Siefield, W. 2006 Subphyllum Cephalochordata. Programa De Biodiversidad. | 2006 | Branchiostoma elongatum | --> | 
				
			| 92798 | Moreno, R.A., R.D. Sepúlveda, E.I. Badano, S. Thatje, N. Rozbaczylo and F.D. Carrasco 2008 Subtidal macrozoobenthos communities from northern Chile during and post El Niño 1997-1998. Helgol Mar Res 62 (Suppl 1):S45-S55. | 2008 | Branchiostoma elongatum | S50 | 
				
			| 130710 | Vergara, M., M.E. Oliva and J.M. Riascos 2012 Population dynamics of the amphioxus Branchiostoma elongatum from northern Chile. Journal of the Marine Biological Association of the United Kingdom 92(3):591-599. | 2012 | Branchiostoma elongatum | 595 |