Bronnen, noten en/of referenties
- ↑ Gibbs, P.E. (1977): British sipunculans. Academic Press. London. 35p. ISBN 0-12-282050-9
- ↑ Ditadi, A.S.F. & Migotto, A.E. (1982): O Filo Sipuncula. Concelho Nacional de Desemvolvimento Cientifico e Tecnologico CNPq Brasilia. 43p.
- ↑ Cutler, Edward B. & Gibbs, Peter E. (1985): A Phylogenetic analysis of higher taxa in the Phylum Sipuncula. Systematic Zoology 34(2):162-173.
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Cutler, Edward B. & Cutler, Norma J (1989): A revision of the genus Aspidosiphon (Sipuncula: Aspidosiphonidaea). Proceedings of Biological Society of Washington 102(4):826-865 Bistor
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Cutler, Edward B. (1994): The Sipuncula: their systematic, biology and evolution. 406p ISBN 0-8014-2843-2, Google Book
- ↑ World Register of Marine Species, Aspidosiphonidae. Marinespecies.org. Geraadpleegd op 19-10-2011.
- 1 2 3 4 Cutler, Edward B. (1973): Sipuncula of the Western North Atlantic. Bulletin of American Museun of Natural History 152(3)103-201. New
York.
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