Classification of Savage and Goodwin 1998
Or. Rhynchonellida Kuhn 1949
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Superfm. †Uncinuloidea Rzonsnitskaya 1956
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Fm. †Hebetoechiidae Havlicek 1960
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Fm. †Obturamentellidae Savage 1996
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G. †Obturamentella Amsden 1958
G. †Pectorhyncha McLearn 1918
Superfm. †Wellerelloidea Licharew 1956
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