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Palmatolepis

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Extinct genus of jawless fishes

Palmatolepis
Temporal range: Late Devonian PreꞒ O S D C P T J K Pg N
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Conodonta
Order: Ozarkodinida
Suborder: Ozarkodinina
Superfamily: Polygnathacea
Family: Palmatolepidae
Genus: Palmatolepis
Müller 1956
Species

See text

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.

References

  1. Zur Kenntnis der Conodonten-Fauna des europäischen Devons. 1. Die Gattung Palmatolepis. KJ Müller, 1956
  2. Disparity Changes in 370 Ma Devonian Fossils: The Signature of Ecological Dynamics? Girard C and Renaud S (2012), PLoS ONE, 7(4): e36230, doi:10.1371/journal.pone.0036230
  3. Locality and horizon: Upper part of the Grey Member, Ferques Formation, La Parisienne quarry (now flooded), Pas-de-Calais, France. Specimen from lowermost Ag. triangularis Conodont Zone, equivalent to late Palmatolepis hassi Zone (ca. 373 Ma, Frasnian).
  • Morphological variation of Palmatolepis Devonian conodonts: species versus genus. Catherine Girard, Sabrina Renaud and Aurélie Sérayet, Comptes Rendus Palevol, Volume 3, Issue 1, January 2004, Pages 1–8, doi:10.1016/j.crpv.2003.09.008 (article in French)
  • Shape Analysis of Frasnian Species of the Late Devonian Conodont Genus Palmatolepis. Gilbert Klapper and C. T. Foster, Jr., Memoir (The Paleontological Society), Vol. 32, Supplement to Vol. 67, no. 4 of the Journal of Paleontology (Jul., 1993), pages 1–35 (Stable URL, retrieved 2 May 2016)

External links

Conodonts
Conodont-like fossils
Protoconodontida?
(Probably stem-chaetognaths)
Paraconodontida
Furnishinacea
Furnishinidae
Westergaardodinidae
Conodonta /
Conodontophorida /
"true conodonts" (Euconodonta)
see below
Conodonta
Cavidonti
Belodellida?
Ansellidae?
Belodellidae
Dapsilodontidae?
Proconodontida
Cordylodontidae
Fryxellodontidae
Conodonti
Protopanderodontida
Acanthodontidae
Clavohamulidae
Drepanoistodontidae?
(Distacodontidae)?
Protopanderodontidae
Serratognathidae?
Strachanognathidae?
(Cornuodontidae)?
Panderodontida
Panderodontidae
Prioniodontidasee below
Prioniodontida
incertae sedis
Acodontidae?
Balognathidae
Distomodontidae
Gamachignathidae?
Icrodellidae
Icriodontidae
Jablonnodontidae?
Multioistodontidae
Nurrellidae?
Oistodontidae
Ozarkodinidasee below
Paracordylodontidae
Periodontidae
Phragmodontidae
Playfordiidae?
Plectodinidae
Polyplacognathidae
Prioniodinidasee below
Prioniodontidae
Pygodontidae?
Rhipidognathidae
Ozarkodinida
Anchignathodontidae
?Archeognathidae
?Belodontidae
?Coleodontidae
Coleodontinae
Hibbardellinae
Hindeodellinae
Ligonodinae
Neoprioniodontinae
Plectospathodontinae
Cryptotaxidae
?Eognathodontidae
Elictognathidae
?Francodinidae
?Gladigondolellidae
Gondolellidae
Gnathodontidae
Idiognathodontidae
?Iowagnathidae
Kockelellidae
Mestognathidae
?Novispathodontidae
Polygnathacea
Cavusgnathidae
Palmatolepidae
Polygnathidae
Pterospathodontidae
Spathognathodontidae
Sweetognathidae
?Trucherognathidae
?Vjalovognathidae
?Wapitiodontidae
Prioniodinida
Bactrognathidae
Chirognathidae
Ellisoniidae
?Oepikodontidae
Prioniodinidae
?Xaniognathidae
Taxon identifiers
Palmatolepis


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