''Postgaardi mariagerensis'' is a species of single-celled eukaryote in the
Euglenozoa
Euglenozoa are a large group of flagellate Discoba. They include a variety of common free-living species, as well as a few important parasites, some of which infect humans. Euglenozoa are represented by three major clades, i.e., Kinetoplastea, D ...
. Some have classified it in a class called Postgaardea along with ''
Calkinsia
''Calkinsia'' is a monotypic genus of excavates comprising the single species ''Calkinsia aureus''. It lives in low-oxygen seafloor environments. It is not classified in any of the three well-known groups of the Euglenozoa (Kinetoplastida, Eugle ...
'', but as of 2009, ''Postgaardi'' is not well enough known to confidently determine its relationship with other organisms in the Euglenozoa.
Both it and ''Calkinsia'' do live in low oxygen environments and are covered with bacteria which live on their surface.
Species
The only species in the genus ''Postgaardi'' is ''P. mariagerensis''.
References
Further reading
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Euglenozoa genera
Monotypic eukaryote genera
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