Mesogondolella
Genus of conodonts / From Wikipedia, the free encyclopedia
Mesogondolella is an extinct genus of conodonts.[1]
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Genus: | †Mesogondolella Kozur 1989 |
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The species M. daheshenensis and M. subgracilis are from the Permian (probably Wordian) of the Daheshen Formation in China.[2]
The top of the Sakmarian stage (the base of the Artinskian) is defined as the place in the stratigraphic record where fossils of conodont species Sweetognathus whitei and Mesogondolella bisselli first appear.