This is the first reliable trematothoracin sawfly discovered in China and in the Jurassic Period.

这是首次在我国发现可靠陷胸茎蜂石，也是该亚科在侏罗纪首次报道。

The Sciuridae from Shihuiba, a late Miocene hominoid locality at Lufeng, Yunnan Province are described.

记述了云禄丰晚中新世石灰坝古猿地点发现松鼠科石。

According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.

根据所含石确定地层形成时代泥盆纪至二叠纪。

The geologist found many uncovered fossils in the valley.

在那山谷里,地质学家发现了许多裸石。

The fossils may be a million years old.

这些石可能有100万年了。

Inland foraminifer fossils are considered as one of good indicators of marine facies.

内陆有孔虫石群被一些学者视是海侵或残留海指相石。

Glauconite, detrital carbonate skeletal debris, marine fossils, and collophane are commonly present.

海绿石、碳酸盐骨骸碎屑、海相石和胶磷矿普遍出现。

From 2003 to 2004, we collected a large amount of Nautiloid and Graptolite fossils in upper metamorphic formations of Mayigangri area and determined the age to be middle and Late Ordovician-Silurian.

在羌塘部地区发现有可靠石依据早古生代地层存在尚属首次。

Based on the study of the Silurian sections in the Kalpin area of the northwestern Tarim Basin, eight ichnogenus and eight ichnospecies were recognized in the Lower Silurian Tataaiertage Formation.

通过对塔里木盆地柯坪地区志留系塔塔埃尔塔格组上段遗迹石研究,识别出8属8种。

To the question why we do not find rich fossiliferous deposits belonging to these assumed earliest periods prior to the Cambrian system, I can give no satisfactory answer.

对于我们没有发现大量属于这个比寒武纪还要早时期石，我无法给出满意答案。

Recently some Brachiopoda, coral, gastropoda, phytolite is identified by Nanjing Institute of Geology and Palaeontology China Academy of Sciences.The age belongs to Late Carboniferous epoch.

在该地层中发现了一些腕足类、珊瑚、腹足类、植物石，经中国科学院京地质古生物研究所鉴定，时代属晚石炭世晚期。

Dendrochronology A method of archaeological dating by the ANNUAL RINGS of tree, used when the lifespans of living and fossil trees in an area overlap.

在一定区域内当生活树木以及石树木寿命有重叠时，通过树木年轮来推测考古学年代方法。

Rosenberg, a paleoanthropologist at the University of Delaware, specializes in pelvic morphology and has studied hominid fossils from Europe, Israel, China and South Africa.

罗森柏格是古人类学家，任教于美国德拉瓦大学，专长是骨盆形态，研究过欧洲、以色列、中国、非出土人科石。

Darwin expected species to change slowly, but not at the same rate – some organisms such as Lingula were unchanged since the earliest fossils.

达尔文认物种变是缓慢，但不是以同样速度变--一些如海豆芽一样生物从最早石以来未发生改变。

No creditable macrofossil record of the Fagaceae exists in the Cretaceous deposits and all the Cretaceous microfossil reports remain equivocal and require further study.

白垩纪尚无壳斗科可靠大石记录，微石需要进一步研究才能确定亲缘关系以及古新世壳斗科已经分出两个类群。

Collects the amateur Donovan nine range estimates after the cultural relic to recognize, Mr.Chen picks two the fossil is the very valuable zoolite.

经文物收藏爱好者唐文玖目测认定，陈先生捡到两块“石”是很有价值动物石。

It is believed to be a hadrosaur, although the Missouri remains were first thought to belong to a small sauropod ("Neosaurus", renamed Parrosaurus).

虽然在密苏里州发现石最初被认是属于细小蜥脚下目，但估计牠是属于鸭嘴龙超科。

In this paper the sample preparation techniques of radiolarite were discussed in order to get high quality secondary electron images in SEM.

讨论了获得放射虫石高质量二次电子图像所采用试样制备方法。

This hangs the corner tower , the warped angle of larmier , three has a corridor , hanging out the xylon balustrade.

这类吊脚楼比“栏干”较成功地摆脱了原始性，具有较高文层次，被称巴楚文“活石”。

Abstract : Wollemia nobilis is a monotypic genus in Araucariaceae and one of the oldest living fossil plants in the earth.

摘要 ： 瓦勒迈松是洋杉科单型属植物，是目前地球上最古老“活石”植物之一。