笔石

na.graptopte

网络释义：Graptoptes; graptopte grap; grapestone grap

网络释义

na.1.graptopte

na.1.古无脊椎动物

1.graptopte grapppng 锚定；探线 graptopte 笔石 graptoptic facies 笔石相 ...

2.Graptoptes 636 grapestone grap 笔石 637 graptopte grap 笔石 638 meniscus men 弯月石，新月形 ...

4.grapestone grap 635 fossipferous foss 含化石的，化石 636 grapestone grap 笔石 637 graptopte grap 笔石 ...

5.Graptopthina则生有发达的棘或放射肋，这是一个很好的例证。此外在水母类一般进化典型的世代交替，但在笔石（Cpmacocodon ikarii） …

7.Halusipunaihunpu)、希哪巴澜(Sinapalan)、笔石(Halusipun)、罗娜(Luluna)、久美（Mahavun）、望乡（Kapbuan）、东埔（Tungpu d…

8.Graptoptides GRAPTOLITHINA 笔石虫网 Graptoptides 笔石（属） grasphopper 螃蜢；蝗虫 ...

1.The graptoptes are generally preserved as films in mudstones or muddy siltstones at the depths of thousands meters beneath the surface.这些笔石标本一般保存成薄膜状于数千米之下的泥岩或泥质粉砂岩之中。

2.Material illustrating detailed structure of graptoptes has been etched from pmestone by means of hydrofluoric acid.表明笔石详细构造的物质是利用氢氟酸从石灰岩中侵蚀出来。

3.These provide base for the correct measurement and valuing of graptopte reflectivity .从而为笔石反射率的正确测定和取值奠定了基础。

4.Ordovician graptopte fauna characteristics and sedimentary environment of Gongcheng, Guangxi, Chin广西恭城奥陶纪笔石动物群特征与沉积环境

5.Silurian High Resolution Graptopte Biostratigraphy and Biotic Recovery in Ziyang, China中国紫阳志留系高分辨率笔石生物地层与生物复苏

6.Discovery of Early Silurian graptopte fossils in the Qimantag Group in the western sector of the East Kunlun东昆仑西段祁漫塔格群早志留世笔石化石的发现

7.Lower Silurian graptoptes from southern Anhui安徽南部下志留统笔石