PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Yunnanozoon lividum

Taxonomy

Yunnanozoon lividum was named by Hou et al. (1991). It is the type species of Yunnanozoon.

Synonyms

Haikouella lanceolata was named by Chen et al. (1999).

It was corrected as Haikouella lanceolatum by Mallett et al. (2003); it was synonymized subjectively with Yunnanozoon lividum by Cong et al. (2015).
Haikouella jianshanensis was named by Shu et al. (2003).

It was synonymized subjectively with Yunnanozoon lividum by Cong et al. (2015).

Synonymy list

Year	Name and author
1991	Yunnanozoon lividum Hou et al.
1999	Haikouella lanceolata Chen et al.
2003	Haikouella lanceolatum Mallett et al.
2003	Haikouella jianshanensis Shu et al.

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia

Rank	Name	Author
phylum	Chordata	Haeckel 1874
genus	Yunnanozoon	Hou et al. 1991
species	lividum	Hou et al. 1991

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Yunnanozoon lividum Hou et al. 1991

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Invalid names: Haikouella jianshanensis Shu et al. 2003 [synonym], Haikouella lanceolata Chen et al. 1999 [synonym]

Diagnosis

No diagnoses are available