A New Zosterophyll Plant, Ramoferis gen. nov., from the Posongchong Formation of Lower Devonian (Pragian) of Southeastern Yunnan, China |
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| Authors: | HAO Shougang and XUE Jinzhuang |
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| Institution: | HAO Shougang~* and XUE Jinzhuang Key Laboratory of Orogenic Belts and Crustal Evolution,School of Earth and Space Sciences,Peking University,Beijing 100871,China |
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| Abstract: | A new genus and species,Ramoferis amalia gen.et sp.nov.,is described from the Early Devonian(Pragian)Posongchong Formation,Wenshan district of southeastern Yunnan,China.This plant has isodichotomous major axes,which also divide anisotomously distally to produce closely spaced lateral branches,often within fertile regions.The stalked round to reniform sporangia,borne laterally and spirally over several levels of branches,are distantly to moderately spaced or aggregated into distinct spikes.The stalks increas... |
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| Keywords: | zosterophyll Early Devonian Posongchong Flora Yunnan |
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