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{{biblio}}
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* {{anch|Scholtz2005}}Scholtz, G. & Edgecombe, G.D. (2005) Heads, Hox and the phylogenetic position of trilobites: 139-165. ''In'' Koenemann, S. & Jenner, R.A. (a cura di) ''Crustacea and Arthropod Relationships. CRC Press''. ISBN 978-0-8493-3498-6.§
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{{/biblio}}
