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Spirodela polyrhiza Enhalus acoroides Thalassia hemprichii Halophila ovalis Halophila beccarii Ruppia sinensis Ruppia brevipedunculata Syringodium isoetifolium Phyllospadix iwatensis Zostera muelleri Zostera japonica Zostera nigricaulis Zostera marina
0 30 60 90 120 126 Time (MYA)
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