Annularia is a form taxon for the leaves of the horsetail genus Calamites. Annularia consists of delicate rosettes of leaflets, which can be oval or lance-shaped, depending on the species. This genus occurs in Carboniferous strata in North America, Europe and Asia.
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Creative#:
TOP22077016
Source:
達志影像
Authorization Type:
RM
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須由TPG 完整授權
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N/A
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