Oesia

Oesia
Temporal range:
Reconstruction of Oesia living in organic tube Margaretia
Scientific classification
Kingdom: Animalia
Phylum: Hemichordata
Genus: †Oesia
Walcott, 1911
Species:
†O. disjuncta
Binomial name
†Oesia disjuncta
Walcott, 1911

Oesia is a genus of hemichordate known from the Middle Cambrian Burgess Shale. It is monospecific, containing only the species Oesia disjuncta. 1147 specimens of Oesia are known from the Greater Phyllopod bed, where they comprise 2.18% of the community. It was previously compared to the chaetognaths, annelids and tunicates.

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