Isorophida

Isorophida; Temporal range: 488.3–272.5 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	†Edrioasteroidea
Order:	†Isorophida; Bell, 1976[1]
Families
	†Agelacrinitidae; †Lebetodiscidae;

Isorophida (the isorophids) is an extinct order of prehistoric echinoderms in the class Edrioasteroidea.

References

Phylogenetic implications of ontogenetic development in the class Edrioasteroidea (Echinodermata). BM Bell, Journal of Paleontology, 1976

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