(en) James W. Hagadorn, «Burgess Shale–Type Localities: The Global Picture», Proterozoic-Exceptional Fossil Preservation: A Unique View on the Evolution of Marine Life, New York, Columbia University Press, , p.91-116 (ISBN0231102542, lire en ligne[PDF], consulté le ).
(en) S. Bengtson, «The problematic genus Mobergella from the Lower Cambrian of the Baltic area», Lethaia, vol.1, no4, , p.325–351 (DOI10.1111/j.1502-3931.1968.tb01625.x)
(en) Skovsted, «Mobergellans (Problematica) from the Cambrian of Greenland, Siberia and Kazakhstan», Paläontologische Zeitschrift, vol.77, no2, , p.429–443 (DOI10.1007/BF03006952, lire en ligne)
(en) G. Giribet, «Assembling the lophotrochozoan (=spiralian) tree of life», Philosophical transactions of the Royal Society of London. Series B, Biological sciences, vol.363, no1496, , p.1513–1522 (PMID18192183, PMCID2614230, DOI10.1098/rstb.2007.2241)
(en) G. Giribet, «Assembling the lophotrochozoan (=spiralian) tree of life», Philosophical transactions of the Royal Society of London. Series B, Biological sciences, vol.363, no1496, , p.1513–1522 (PMID18192183, PMCID2614230, DOI10.1098/rstb.2007.2241)
(en) Skovsted, «Mobergellans (Problematica) from the Cambrian of Greenland, Siberia and Kazakhstan», Paläontologische Zeitschrift, vol.77, no2, , p.429–443 (DOI10.1007/BF03006952, lire en ligne)