1) chitinozoan fauna
几丁虫动物群
1.
Discovery of the Silurian chitinozoan fauna in the Mazha area, southern Yecheng, West Kunlun.;
西昆仑叶城南部麻扎地区志留纪几丁虫动物群新发现
2) chitinozoan
几丁虫
1.
However, marine derived organic zooclasts such as graptolite and chitinozoan occurring in the Lower Paleozoic strata can be used for maturity determinations, since their optical properties show systematic changes with the maturity of the strata In the visible spectrum ranging from 450nm to 700nm, the dispersion of optical property reflectance of graptolite epiderms and ch.
但在下古生界中含有海生有机质笔石和几丁虫等 ,由于其光性特征随成熟度的变化而发生规律性变化而被用于表征有机质成熟度。
2.
Systematic study of Arenigian chitinozoans, graptolites and conodonts collected from two important Ordovician sections at Huanghuachang, Yichang, W.
本文系统介绍了湖北宜昌黄花场及浙江常山黄泥塘剖面Arenig统几了虫分布发育规律,指出华南地区Arenig统的几丁虫自下而上可划分为:Conochitina symmetrica,Eremochiti-na baculata, Eremochitina brevis-Conochitina, pirum, Rhabdochitina turgida等生物带。
3) Chitinozoa
几丁虫
1.
here are abundant chitinozoan in the Early Ordovician of Huaqiao at Changyang of Hubei Province.
本文介绍了湖北长阳花桥下奥陶统几丁虫的分布发育规律，讨论了几丁虫的地质意义，并与国内外同期地层作了对比，指出了该几丁虫动物群生物古地理的亲缘关系，并对部分几丁虫种进行了拟定与描述。
5) Calpichitina
瓮几丁虫属
6) Cylindrochitina
筒几丁虫属
补充资料：几丁虫
| 几丁虫 Chitinozoa 已绝灭的一类亲缘关系不明、分类位置不定的海生微体古生物化石。单体或群体。大小50～2000微米不等，多小于500微米。外形为长颈瓶状、壶状或圆筒状等。壳壁为不透明或半透明的类几丁质。多数学者认为几丁虫属动物界。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条