Skoliophyllum lammelosum and Wedekindophyllum marginatum interpreted as ecological forms of many species of Cystiphylloides
Tsien, H.-H. (1970). Skoliophyllum lammelosum and Wedekindophyllum marginatum interpreted as ecological forms of many species of Cystiphylloides. Ann. Soc. géol. Belg. (1968) 93: 183-202
In: Annales de la Société géologique de Belgique. Vaillant-Carmanne: Liège. ISSN 0037-9395, meer
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