dc:description"Fig. 6 a to o (scale bar: 250 µm): a oblique section of Salpingoporella annulata, Pierre Châtel Formation, Middle Berriasian, sample 317; b oblique section of Salpingoporella annulata, Pierre Châtel Formation, Middle Berriasian, sample 317; c subtransverse section of Salpingoporella annulata, Pierre Châtel Formation, Middle Berriasian, sample 317; d oblique section of Falsolikanella campanensis, Vions Fm, Upper Berriasian, sample 270; e deep tangential section of Pseudoactinoporella fragilis, \"Urgonien jaune\", Upper Hauterivian, sample 101; f oblique section of Pseudoactinoporella fragilis, \"Urgonien jaune\", Upper Hauterivian, sample 107; g oblique section of Conradella bakalovae, \"Urgonien jaune\", Upper Hauterivian, sample 134; h oblique section of a verticil of Clypeina parasolkani, Pierre Châtel Formation, Middle Berriasian, sample 309; i oblique section of a verticil of Clypeina parasolkani, Pierre Châtel Formation, Middle Berriasian, sample 293; j oblique section of a verticil of Clypeina parasolkani, Pierre Châtel Formation, Middle Berriasian, sample 293; k subaxial section of a verticil of Clypeina parasolkani, Pierre Châtel Formation, Middle Berriasian, sample 309; l subtransverse section of a verticil of Clypeina parasolkani, Pierre Châtel Formation, Middle Berriasian, sample 309; m deep tangential section of Deloffrella quercifoliipora, Vions Fm, Upper Berriasian, sample 271; n random section of Cymopolia sp. or Neomeris sp., \"Urgonien jaune\", Upper Hauterivian, sample 115; o oblique section of Angioporella fouryae, \"Urgonien jaune\", Upper Hauterivian, sample 129";