Was it more like primitive taxa like the crocodiles?

它是不是更像鳄鱼那样的原始类?

This taxon is comprised of about 15,088 species.

这个分类由大约 15088 种组成。

But, you know, we're very hopeful that there may be other taxa that are actually hiding among all these bones.

但是，我们非常希望这里可能隐藏着其他的分类。

They ultimately accumulated 307 entries for particular combinations of taxon and site.

他们最终为分类单元和站点的特定组合积累了 307 个条目。

Paleontologists have a word for these kinds of organisms: They call them Lazarus taxa.

古生物学家给这类生物了一个名字：他们称之为拉撒路分类。

What they found were perfect examples of Lazarus taxa.

他们发现的是拉撒路分类的完美例证。

And this this is by no means the only time that Lazarus taxa have been discovered.

这绝不是第一次发现拉撒路分类。

Well, Lazarus taxa can come about for lots of different reasons.

拉撒路分类的出现可以由很多不同的原因造成。

In consequence, many species are being described poorly in isolated publications, with no attempt to relate a new taxon to existing species and classifications.

结果，“不知名的出版物里对许多物种的描述都很蹩脚，没有人会努力把一个新的分类单元与现存的物种和分类联系来”。

Sandra says that " Now, what we're seeing is more and more and more taxa (taxa)" .

桑德拉说：“现在，我们看到越来越多的物种（ taxa ）。

But, aside from blowing our minds by re-appearing when we least expect it, Lazarus taxa give us a fascinating lesson in the limits of what the fossil record can really tell us.

但除了在我们最意想不到的时候重新出现， 令人震惊之外，拉撒路分类还给我们上了一堂关于记录真正能告诉我们什么的极限的有课程。

There are at least four more spectacularly preserved taxa of bats from just a bit later, around 47 million years ago, from the Messel Pit in Germany, a site we've talked about before.

大约4700万年前，从我们之前提到过的德国梅塞尔坑，至少又有四种保存完好的蝙蝠被发现。

These taxa get the reputation for being well, dead because their remains suddenly disappear from the fossil record, making it look like they've vanished, even though they've stayed around, often for millions of years.

这些分类获得了“已死” 的名声，因为它们的遗骸突然从记录中消失，看来像是灭绝了，尽管它们实际上仍然存在， 有时甚至存在数百万年。

In addition to their characteristics, in these cnidarians, there's the leap of the formation of a third layer of tissue during development, from the polyp state to certain jellyfish, such as some that belong to the taxon of hydromedusae.

除了它们的特征，在这些刺胞动物之间，在发育过程中，还有第三层组织形成的飞跃，从息肉状态到某些水母，比如一些属于水螅纲的水母。