echinodermata 是什么意思

	n. 【动物；动物学】棘皮动物门。

	1.	The echinodermata are furnished with remarkable organs . 棘皮动物具有一种引人注意的器官。
	2.	Echinoidea is one of the important components of echinodermata . thirty - four sea urchins were recorded in this paper , fifteen of them are recorded for the first time in china 目前对海胆食用、药用价值的研究已日益成为热点，在底栖生态研究方面，海胆也起着重要的作用，因此迫切需要海胆分类方面的整理工作。
	3.	Frame - building organisms mostly are sphinctozoa , inozoa , hydrozoa , tabulozoa . binding organisms mainly are bluegreen algae , tubiphytes and tabulozoa . accessory organisms are bryozoa , brachiopoda , foraminifera , echinodermata , etc . what ' s more , biota are different with various reef facies 在各相带内，生物组合也迥然不同，礁相以底栖生物为主，盆地相以海绵骨针、钙球、放射虫为特征，而礁后相则以裸海松藻、有孔虫、蜓类、棘皮类为特征。
	4.	A total of 543 species of macrobenthos were collected . the specie - number of polychaeta is 147 species , mollusca 182 species , crustacea 144 species , and echinodermata 70 species . the distribution of species of macrobenthos , their biomass and density , and biodiversity indices were described and discussed 除少数种类待鉴定外，两次调查共发现四大类群底栖动物543种，其中多毛类39科147种，软体动物56科182种，甲壳类41科144种，棘皮动物21科70种。

echinodermata是什么意思