中国桥弯藻科(硅藻门)化石新记录种

在对内蒙古克什克腾旗浩来呼热乡硅藻土层与江汉平原钻孔中的硅藻化石中的桥弯藻科进行鉴定时,发现12个中国新记录种:Cymbopleura subcuspidata(Krammer)Krammer,Cymbopleura percuspidata Krammer,Cymbopleura peranglica Krammer,Cymbopleura subapiculata Krammer,Cymbopleura sublanceolata K.Krammer,Encyonema reichardtii(Krammer)D.G.Mann,Encyonema vulgare Krammer,Encyonema obscuriforme Krammer,Encyonopsis leei K.Krammer,Reimeria fontinalis Levkov,Reimeria ovata(Hustedt)Levkov and Ector和Reimeria uniseriata S.E.Sala,J.M.Guerrero and Ferrario。