Palmatolepis
# Palmatolepis

Palmatolepis is an extinct conodont genus in the family Palmatolepidae. It was the most abundant genus of conodonts of the Late Devonian, disappearing during the Devonian/Carboniferous crisis.

## Species

* †Palmatolepis glabra
* †Palmatolepis hassi
* †Palmatolepis khaensis Savage 2013
* †Palmatolepis marki Savage 2013
* †Palmatolepis spallettae
* †Palmatolepis subperlobata
   * †Palmatolepis subperlobata lapoensis Savage 2013
* †Palmatolepis triangularis
* †Palmatolepis unicornis

## Use in stratigraphy

The Famennian (372.2 ± 1.6 mya) is defined by a GSSP Golden Spike located at Coumiac quarry, Montagne Noire, France where there is a biologic abundant occurrence of Palmatolepis triangularis.

During that stage, a biologic event occurred (Upper Kellwasser Extinction of all Ancyrodella and Ozarkodina and most Palmatolepis, Polygnathus and Ancyrognathus.

