Phreatophasma
Name:
Phreatophasma.
Phonetic: Frayt-o-fas-mah.
Named By: Efremov - 1954.
Classification: Chordata, Synapsida?
Species: P. aenigmaticum
(type).
Diet: Unknown.
Size: Unknown.
Known locations: Russia.
Time period: Roadian of the Permian.
Fossil representation: Single femur.
Because Phreatophasma is known only from a single femur (upper leg bone), there is great uncertainty about what kind of animal Phreatophasma actually was, with suggestions ranging from it being a pelycosaur to parareptile. Most researchers consider Phreatophasma to be a nomen dubium.
Further reading
- A re-examination of the enigmatic Russian tetrapod Phreatophasma
aenigmaticum and its evolutionary implications. - Fossil Record. 20:
87–93. - N. Brocklehurst & J. Frobisch - 2017.
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