''Lochriea'' is an extinct genus of conodonts.
Use in stratigraphy
The
Visean, the second age of the
Mississippian, contains four conodont biozones, two of which are named after ''Lochriea'' species:
* the zone of ''Lochriea nodosa''
* the zone of ''Gnathodus bilineatus''
* the zone of ''Lochriea commutata''
* the zone of ''Pseudognathodus homopunctatus''
The
Serpukhovian
The Serpukhovian is in the ICS geologic timescale the uppermost stage or youngest age of the Mississippian, the lower subsystem of the Carboniferous. The Serpukhovian age lasted from Ma to Ma. It is preceded by the Visean and is followed b ...
, the third or youngest age of the Mississippian, includes three conodont biozones, one of which is named after ''Lochriea'' species:
* the zone of ''Gnathodus postbilineatus''
* the zone of ''Gnathodus bollandensis''
* the zone of ''Lochriea ziegleri''
References
External links
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Conodont genera
Mississippian conodonts
Fossil taxa described in 1942
{{Conodont-stub