Gemmactena

Gemmactena; Temporal range: Cambrian Stage 3 PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Ctenophora
Class:	† Scleroctenophora
Genus:	† Gemmactena
Species:	†G. actinala
Binomial name
	†Gemmactena actinala; Ou et. al., 2015

Last updated March 25, 2025

Gemmactena is an extinct genus of scleroctenophoran that lived during Cambrian Stage 3.

Distribution

Gemmactena actinala is known from the Heilinpu Formation of China.^[1]

References

↑ Ou, Qiang; Xiao, Shuhai; Han, Jian; Sun, Ge; Zhang, Fang; Zhang, Zhifei; Shu, Degan (3 July 2015). "A vanished history of skeletonization in Cambrian comb jellies". Science Advances . 1 (6). doi:10.1126/sciadv.1500092. ISSN 2375-2548. PMC 4646772 . PMID 26601209 . Retrieved 17 March 2025.

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[1] Ou, Qiang; Xiao, Shuhai; Han, Jian; Sun, Ge; Zhang, Fang; Zhang, Zhifei; Shu, Degan (3 July 2015). "A vanished history of skeletonization in Cambrian comb jellies". Science Advances . 1 (6). doi:10.1126/sciadv.1500092. ISSN 2375-2548. PMC 4646772 . PMID 26601209 . Retrieved 17 March 2025.

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