National Museum of Nature and Science, Department of Geology and Paleontology,
Tokyo 169-0073, Japan
Micropaleontological Reference Center (MRC Tokyo)
Department of Botany, Tsukuba 305-0005, Japan
Yoshihiro Tanimura,
Akihiro Tuji,
Utsunomiya University, Department of Geology
Faculty of Agriculture, Utsunomiya 321-8505, Japan
Radiolarian satellite MRC Utsunomiya
Toyosaburo Sakai,
Yoshiaki Aita,
Tohoku University, Institute of Geology & Paleontology, Graduate School of Science,
Sendai 980-8578, Japan
Noritoshi Suzuki,
Kaoru Ogane,
The Natural History Museum
Department of Palaeontology, Deparment of Botany
Cromwell Road, London SW7 5BD, UK
Nannofossil satellite MRC London
Jeremy Young,
David Williams,
Museum fur Naturkunde
Humboldt University,
Invalidenstrasse 43, 10115 Berlin, Germany
Radiolarian satellite MRC Berlin
David Lazarus,
Ernst-Haeckel-Haus
Berggasse 7, 07745 Jena, Germany
Olaf Breidbach,
Thomas Bach,