Named By: Gross - 1950.
Classification: Chordata, Actinopterygii, Palaeonisciformes.
Species: M. nitida (type).
Size: About 9 centimetres long.
Known locations: Germany and Western Australia.
Time period: Devonian.
Fossil representation: Specimens preserved flat on slabs.
Moythomasia was an early ray-finned fish of the Devonian period that seems to have had a wide distribution because the world’s continents were gradually coming together into the supercontinent of Pangaea.