|
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 |
Okenia aspersa |
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|
3573 |
Müller, Y. 2004 Faune et flore du littoral du Nord, du Pas-de-Calais et de la Belgique: inventaire. [Coastal fauna and flora of the Nord, Pas-de-Calais and Belgium: inventory]. Commission Régionale de Biologie Région Nord Pas-de-Calais: France. 307 pp. |
2004 |
Okenia aspersa |
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|
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 |
Okenia aspera |
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|
3463 |
International Commision on Zoological Nomenclature 2006 ZooBank. http://www.zoobank.org/query.htm[accessed March2007]. |
2006 |
Okenia aspersa |
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|
3477 |
MarineSpecies.org 2050 MarineSpecies.org. http://www.marinespecies.org/index.php |
2050 |
Okenia aspersa |
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