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- Adrain, J.M. 2011. Class Trilobita Walch, 1771. Pp 104–109 In Zhang, Z.-Q. (ed.) 2011. Animal biodiversity: an outline of higher-level classification and survey of taxonomic richness. Zootaxa 3148: 1–237. Open access. Reference page. .
- Date of publication: 23 December 2011