&amp;lt;i&amp;gt;Tetratropis terrina&amp;lt;/i&amp;gt; sp. nov., a new calcareous dinoflagellate cyst from the Upper Campanian &amp;lt;i&amp;gt;polyplocum&amp;lt;/i&amp;gt; zone of Lägerdorf (NW Germany)
Journal of micropalaeontology