This area has also been designated the Korean Cretaceous Dinosaur Coast, or the KCDC.

这一块地域也被命名为“韩国白垩纪恐龙海岸”，即 KCDC。

The early Cretaceous fossils that we find in Maryland are preserved in sandstones and clay-stones.

我们马里兰发现的白垩纪早期化石保存砂岩和粘土岩中。

To find such living fossils from as far back as the Cretaceous is extraordinary.

能发现白垩纪的化石是非同了不起的。

Evidence that these lizard kings dominated the oceans in the Cretaceous period.

这种发现证明了这些蜥蜴王白垩纪就统治了海洋。

It lived in coastal wetlands more than 66 million years ago during Earth's Cretaceous Period.

它生6600万年前地球白垩纪时期的沿海湿地中。

Castillo said during the Creataceous, marine turtles had increased body sizes.

卡斯蒂说，白垩纪时期，海龟的体型增大了。

But that didn't stop dinosaurs from nesting there during the Cretaceous period.

这没阻挡恐龙白垩纪时此筑巢。

The new findings extended the definitive occurrence of the mosquito family of insects into the early Cretaceous, and with blood-sucking male mosquitoes, suggested that the evolution of hematophagy was more complicated than suspected.

新发现将蚊科昆虫的明确出现时间延伸到了白垩纪早期，并与吸血雄蚊一起，表明噬血的进化比想象的要复杂得。

According to the key, that meant that the mountain dated back to the Cretaceous Period: sometime between 66 and 145 million years ago.

根据图例，这意味着这座山可以追溯到白垩纪：6600 万到 1.45 亿年前的某个时候。

There is no reason to believe that the dinosaurs were dying out gradually during the last three million years of the Cretaceous, Sheehan reported.

“没有理由认为。白垩纪的最后300万年里恐龙渐渐消失。”希恩报告里说。

It lived in a dry area about 80 million years ago during the Cretaceous Period, near the end of the age of dinosaurs.

它生大约8000万年前的白垩纪，也就是恐龙时代末期的一个干燥地区。

They have thrived since the age of dinosaurs, with the oldest-known ant fossil dating back about 100 million years to the Cretaceous Period.

自恐龙时代以来，它们就一直繁衍生息，已知最古老的蚂蚁化石可以追溯到大约 1 亿年前的白垩纪时期。

A species of dinosaur discovered in an Egyptian desert has shed new light on beasts that roamed Africa in the Cretaceous period.

埃及沙漠中发现的一种恐龙，为白垩纪漫步于非洲的野兽提供了新的认识。

Paleontologists believe it belongs to a toothless theropod dinosaur, or oviraptorosaur, dating back 72 to 66 million years, within the Cretaceous Period.

古生物学家认为它属于一种无牙兽脚类恐龙，或称卵龙，可以追溯到7200万至6600万年的白垩纪时期。

Some duckbills were 50-feet long, but Ajnabia was perhaps the smallest of these Cretaceous vegetarians, about the size of a pony.

有些鸭嘴兽有50英尺长，异域龙可能是白垩纪最小的素食者，只有小马那么大。

The best-documented such impact took place 65 million years ago at the end of the Cretaceous period of geological history.

记载最完整的这种灾难曾发生6500万年前，地质历史阶段的白垩纪末期。

I'm going to delete " cretaceous, " I'm going to delete " Cenozoic" and I'm going to delete " iridium."

我要删除“白垩纪”、“新生代”、“铱”。

After the Cretaceous Period, the dinosaurs were gone.

白垩纪结束，恐龙也从此绝迹。

We get into the Cretaceous period, that's kind of the flower of the dinosaur world and dinosaurs are cosmopolitan.

进入白垩纪，这是恐龙世界的巅峰时期，恐龙遍布全球。

When finished they found that they had more than tripled the global total of dinosaur fossils from the late Cretaceous.

当工作结束的时候，他们发现自己已经——为这颗行星——把白垩纪末期的恐龙化石增加了两倍。