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Published: 2017-06-02

On the validity, synonymy and distribution of some Lapideacassaceae (Haptophyta)

Geological Survey of Israel, 30 Malkhei Israel St., Jerusalem, 95501 Israel; Discipline of Geology, School of Agricultural, Earth and Environmental Sciences, University of KwaZulu-Natal, P. Bag X54001, Durban-Westville, 4000 South Africa and A.A. Borissiak Paleontological Institute, Russian Academy of Sciences, Moscow, Russia.
Department of Earth & Environmental Sciences, Faculty of Science, Yamagata University, Yamagata 990-8560, Japan.
The Steinhardt Museum of Natural History, Israel National Center for Biodiversity Studies and Department of Zoology, George S. Wise Faculty of Life Sciences, Tel Aviv University, Ramat Aviv, 69978 Israel and School of Life Sciences, University of KwaZulu-Natal, P. Bag X01, Scottsville, 3209 South Africa.


The genus Lapideacassis Black [= Scampanella Forchheimer & Stradner; Pervilithus Crux] is synonymized under Mennerius Luljeva. The following new combinations are established: M. asymmetricus (Perch-Nielsen) Ovechkina comb. nov., M. bispinosus (Perch-Nielsen) Ovechkina comb. nov., M. blackii (Perch-Nielsen) Ovechkina comb. nov., M. cornutus (Forchheimer & Stradner) Ovechkina comb. nov., M. glans (Black) Ovechkina comb. nov., M. magnificus (Perch-Nielsen) Ovechkina comb. nov., M. mariae (Black) Ovechkina comb. nov., M. tricornus (Wind & Wise) Ovechkina comb. nov., M. trispinus (Perch-Nielsen) Ovechkina comb. nov., M. varius (Crux) Ovechkina comb. nov., and M. wisei (Perch-Nielsen) Ovechkina comb. nov. Descriptions of Mennerius longus Luljeva and M. morosus Luljeva (both from the Turonian of the Ukraine) are emended. For the first time, Mennerius sp. cf. M. bispinosus is recorded from the Campanian of the Ukraine, M. cornutus and Mennerius sp. cf. M. bispinosus from the Lower Maastrichtian of Russia, and Mennerius sp. from the Cenomanian of Israel; notes on newly recorded species are provided.