Biology:Polygnathacea

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Short description: Extinct superfamily of jawless fish

Polygnathacea
Conodonts.jpg
10–11. Polygnathus sp.
(see caption)
10–14. Conodonts from the basal 20 cm of the Loyalhanna Limestone Member of the Mauch Chunk Formation, Keystone quarry, Pa. (93RS–79a), and Westernport, Md. (93RS–67). Note the highly abraded and reworked aeolian forms.
10. Polygnathus sp., Pa element, upper view, reworked Late Devonian to Early Mississippian morphotype, 93RS–79a, X140.
11. Polygnathus sp., Pa element, upper view, reworked Late Devonian to Early Mississippian morphotype, 93RS–67, X140.
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Conodonta
Clade: Prioniodontida
Order: Ozarkodinida
Suborder: Ozarkodinina
Superfamily: Polygnathacea
Bassler, 1925[1]
Families

Polygnathacea is an extinct superfamily of conodonts.

Families

Families are,

References

  1. Classification and stratigraphic use of the conodonts. RS Bassler - Geological Society of America Bulletin, 1925
  • Ontogeny and trophic types of some Tournaisian Polygnathacea (Conodonta). AV Zhuravlev - Courier Forschungsinstitut Senckenberg, 1995
  • Variation in the outline and distribution of epithelial cell imprints on the surface of polygnathacean conodont elements. AV Zhuravlev - Lethaia, 2001 - Wiley Online Library
  • The architecture and function of Carboniferous polygnathacean conodont apparatuses. RJ Aldridge, MP Smith, RD Norby… - Palaeobiology of …, 1987 - Halsted Press

External links

Wikidata ☰ Q25095767 entry