声明说，这些新物种里有许多逃过了以前的考查，因为它们实在太小了，比如魔蜘蛛、海蛞蝓和藤壶。

Many of these avoided previous detection because they were too small, including goblin spiders, sea slugs and barnacles, the statement said.

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“瞧这个”她说，举起一个手指甲盖般大小的淡橘色生物，“这是一只皆足虫，通常叫做海蜘蛛。”

"This, " she says, holding up a pale orange creatureabout the size of her fingernail, "is a pycnogonid, commonly called a seaspider."

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海蜘蛛与陆生蜘蛛之间存在了明显的区别，它们很可能与所有现代节肢类动物拥有一个共同的祖先，节肢类包括昆虫、甲壳类以及其他具备外骨骼的动物。

Not to be confused with terrestrial spiders of any kind, sea spiders may be related to a common ancestor of all modern arthropods, including insects, crustaceans and other animals with exoskeletons.

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