The dinoflagellate cyst genera Achomosphaera Evitt 1963 and Spiniferites Mantell 1850 in Pliocene to modern sediments: a summary of round table discussions

Kenneth Neil Mertens; Nicolas Van Nieuwenhove; Pieter R. Gurdebeke; Hilal Aydin; Kara Bogus; Manuel Bringué; Barrie Dale; Stijn De Schepper; Anne de Vernal; Marianne Ellegaard; Arjen Grothe; Haifeng Gu; Martin J. Head; Maija Heikkilä; Audrey Limoges; Laurent Londeix; Stephen Louwye; Fabienne Marret; Edwige Masure; Kazumi Matsuoka; Peta J. Mudie; Aurélie Penaud; Vera Pospelova; Andrea Michelle Price; Sofia Ribeiro; André Rochon; Francesca Sangiorgi; Michael Schreck; Vladimir Torres; Serdar Uzar; Gerard J. M. Versteegh; Sophie Warny; Karin Zonneveld