(en) Jesús A Ballesteros et Prashant P Sharma, « A Critical Appraisal of the Placement of Xiphosura (Chelicerata) with Account of Known Sources of Phylogenetic Error », Systematic Biology, Oxford University Press (OUP), (ISSN1063-5157, DOI10.1093/sysbio/syz011, lire en ligne).
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(en) Jesús A Ballesteros et Prashant P Sharma, « A Critical Appraisal of the Placement of Xiphosura (Chelicerata) with Account of Known Sources of Phylogenetic Error », Systematic Biology, Oxford University Press (OUP), (ISSN1063-5157, DOI10.1093/sysbio/syz011, lire en ligne).
