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棘皮动物

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The coelom formed from a pocketlike outgrowth of the wall of the archenteron, especially in echinoderms and ''.

肠体腔由原肠壁的袋装生长而形成的体腔,尤其存在于棘皮动物和脊索动物中

The coelom formed from a pocketlike outgrowth of the wall of the archenteron, especially in echinoderms and chordates.

肠体腔由原肠壁的袋装生长而形成的体腔,尤其存在于棘皮动物和脊索动物中

The fourth milestone was in the embryonic stage of development . Vertebrates and echinoderms began to develop differentiated mouth structures from secondary openings off the blastopore ( an initial opening in the embryonic cavity ).

第四个重要事件出现动物的胚胎发育期,脊椎动物和棘皮动物开始在胚孔(即动物早期胚胎原肠的开口)相对的一端另行开口,并最终发育为成体的口。

It may include the remains of bottom-dwelling forms (e.g. ammonites, echinoderms, and pelecypods), and nodules of chert and pyrite.

它可以包括海底形态的残留物(即鹦鹉螺化石、棘皮动物和瓣鳃纲斧足类动物)和燧石和黄铁矿的结节。

The results show that 154 species were found in the area,including 60 species of Polychaeta,30 of Crustacea,28 of Mollusca and 24 of Echinodermata;the dominant species are not very distinct,the relative important or common species are Listriolobus sp.,Xenophthalmus pinnotheroides White and Cossurella dimorpha Hartman.

本次调查共获得长江口附近海域大型底栖动物154种,其中多毛类环节动物60种,甲壳动物30种,软体动物28种,棘皮动物25种,其它类群动物11种。群落中优势种的地位都不明显,只有螠虫(Listriolobus sp。)、豆形短眼蟹(Xenophthalmus pinnotheroides White)、拟单指虫为相对重要的种类。

If all Vendobionts are animals, then we can say that not only Sponge, Cnidarian, Ctenophore, Mollusc?

如果震旦生物群中的所有都是动物,那么我们不仅可以认为海绵、刺胞动物、栉水母动物、软体动物、节肢动物是动物,而且还有环节动物和棘皮动物是动物。

"Echinoid:an echinoderm of the class Echinoidea, which includes the sand dollars and sea urchins."

"海胆:一种属于海胆纲的棘皮动物,包括沙钱和海胆。"

The complexly branched arms of the basket sea star, or starfish, catch plankton for the echinoderm.

那complexly有枝的臂膀的篮子海星,或海星,捕捉浮游生物的棘皮动物类的动物。

Any of numerous radially symmetrical marine invertebrates of the phylum Echinodermata, which includes the starfishes, sea urchins, and sea cucumbers, having an internal calcareous skeleton and often covered with spines.

棘皮动物任一种属于棘皮动物门的许多呈辐射对称状的海生无脊椎动物,包括海盘车、海胆和海参,内部骨架含钙,常覆盖有棘针

Any of numerous radially symmetrical marine invertebrates of the phylum Echinodermata,which includes the starfish es,sea urchins,and sea cucumbers,having an internal calcareous skeleton and often covered with spines.

棘皮动物任一种属于棘皮动物门的许多呈辐射对称状的海生无脊椎动物,包括海盘车、海胆和海参,内部骨架含钙,常覆盖有棘针

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He is the most remarkable man that I have ever known.

他是我知道的人中最值得注意的人。

Increased appearance of lymphocele was noticed in patients with diabetic nephropathy, congenital malformations of the urinary tract, and inflammatory diseases, including glomerulopathy and extraglomerular ones, after high-voltage radiotherapy and after removal of the renal graft.

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Pagans and partygoers greeted the summer solstice at the ancient stone circle of Stonehenge.

异教徒和社交聚会常客在史前巨石柱的古老的石圈附近庆祝夏至。