Tang, F.; Bengtson, S.; Wang, Y.; Wang, X. L.; Yin, C. Y. (20 September 2011). "Eoandromeda and the origin of Ctenophora". Evolution & Development. 13 (5): 408–414. doi:10.1111/j.1525-142X.2011.00499.x. PMID23016902.Parameter |s2cid= yang tidak diketahui akan diabaikan (bantuan)
Stanley, G. D.; Stürmer, W. (9 June 1983). "The first fossil ctenophore from the Lower Devonian of West Germany". Nature. 303 (5917): 518–520. Bibcode:1983Natur.303..518S. doi:10.1038/303518a0.Parameter |s2cid= yang tidak diketahui akan diabaikan (bantuan)
Conway Morris, S.; Collins, D. H. (29 March 1996). "Middle Cambrian Ctenophores from the Stephen Formation, British Columbia, Canada". Philosophical Transactions of the Royal Society B: Biological Sciences. 351 (1337): 279–308. Bibcode:1996RSPTB.351..279C. doi:10.1098/rstb.1996.0024.
Stanley, G. D.; Stürmer, W. (9 June 1983). "The first fossil ctenophore from the Lower Devonian of West Germany". Nature. 303 (5917): 518–520. Bibcode:1983Natur.303..518S. doi:10.1038/303518a0.Parameter |s2cid= yang tidak diketahui akan diabaikan (bantuan)
Conway Morris, S.; Collins, D. H. (29 March 1996). "Middle Cambrian Ctenophores from the Stephen Formation, British Columbia, Canada". Philosophical Transactions of the Royal Society B: Biological Sciences. 351 (1337): 279–308. Bibcode:1996RSPTB.351..279C. doi:10.1098/rstb.1996.0024.
Tang, F.; Bengtson, S.; Wang, Y.; Wang, X. L.; Yin, C. Y. (20 September 2011). "Eoandromeda and the origin of Ctenophora". Evolution & Development. 13 (5): 408–414. doi:10.1111/j.1525-142X.2011.00499.x. PMID23016902.Parameter |s2cid= yang tidak diketahui akan diabaikan (bantuan)