Qingjiang Medusa

清江水母

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3D Animation

2D Animation

2D Animation

2D Animation

2D Animation

分类学

门:刺胞动物门

纲:未定

目:未定

科:未定

属:未定

种:未定

描述: 

       清江水母的身体整体呈伞状,向外突出的一面为上伞面,而凹入的一面为下伞面。整个清江水母的身体长度约为16mm,上伞面的整体高度为7.3mm,其最宽处直径约为7.3mm,下伞面的最宽处直径约为5.1mm,下伞的整体高度为4.3mm,上伞面和下伞面的底部是相连的,在相连处辐射对称分布伸出18条触手,触手长度约为4.5mm,触手用来捕食。清江水母的口位于身体的中央下部,一个吊坠状的管状延伸的末端,是进食器官,口的最下部开口处内径为1mm,从身体下部直接向上连接下伞面,与上伞面组成消化腔,口的高度大约为2mm。


Taxonomy

Phylum: Cnidaria

Class: Uncertain

Order: Uncertain

Family: Uncertain

Genus: Uncertain

Specie: Uncertain

Description: 

The body of the Qingjiang medusa is umbrella-shaped, with the exumbrella protruding outward and the subumbrella recessed. The entire body length of the Qingjiang medusa is about 16 mm, the overall height of the exumbrella is 7.3 mm and its max width is about 7.3 mm in diameter, the max width of the subumbrella is about 5.1 mm in diameter, and the overall height of the subumbrella is about 4.3 mm. The bottoms of the exumbrella and subumbrella are connected, and 18 tentacles are radially and symmetrically distributed at the connecting zone, and the length of the tentacles is about 4.5 mm. The mouth of Qingjiang medusa is located at the end of a pendant-like, tubular extension. which is the feeding organ. The lowermost opening of the mouth has an inner diameter of 1mm, and is directly connected to the subumbrella from the lower part of the body, forming a digestive cavity with the exumbrella.


年龄和产地

时代:寒武纪第二统第三阶,水井沱组

主要产地: 中国湖北省清江生物群(水井沱组第二段)


Age & Localities

Age: Cambrian Series2 Stage3 Shuijingtuo Formation

Principal localities: Qingjiang biota (Member II of Shuijingtuo Formation), Hubei Province, China


Reference:

D. J. Fu, et al., 2019. The Qingjiang biota—A Burgess Shale–type fossil Lagerstätte from the early Cambrian of South China. Science, 363, 1388-1342.

欧强. 2013. 早期动物树部分关键支系及节点的构建[D].北京:中国地质大学

Hou et al., 2017. The Cambrian Fossils of Chengjiang, China The Flowering of Early Animal Life. UK: Wiley Blackwell.


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