英语词汇“sphaeractinoidea”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	sphaeractinoidea
释义	Sphaeractinoidea Sphaeractinoidea [sfir‚ak·tə′nȯid·ē·ə] (paleontology) An extinct group of fossil marine hydrozoans distinguished in part by the relative prominence of either vertical or horizontal trabeculae and by the presence of long, tabulate tubes called autotubes.
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Sphaeractinoidea