Polygnathacea

Polygnathacea
	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
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	†Conodonta
Clade:	†Prioniodontida
Order:	†Ozarkodinida
Suborder:	†Ozarkodinina
Superfamily:	†Polygnathacea; Bassler, 1925
Families
	†Cavusgnathidae Clark et al., 1981; †Palmatolepidae Müller, 1956; †Polygnathidae Bassler, 1925;

Polygnathacea is an extinct superfamily of conodonts.

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