Class Inarticulata Kuhn, 1949 [using traditional classification]
Order Acrotretida Kuhn, 1949
Suborder Craniidina Waagen, 1885
Superfamily Craniacea Menke, 1828
Family Craniidae Menke, 1828
Genus Crania Retzius, 1781
?Crania sp.
[cited by Feldman, 1984]
Class Articulata Huxley 1896 [using traditional classification]
Order Orthida Schuchert and Cooper, 1932
Suborder Orthidina Schuchert and Cooper, 1932Superfamily Enteletacea Waagen, 1884
Family Rhipidomellidae Schuchert, 1913
Genus Perditocardina Schuchert and Cooper, 1931
Perditocardina dubia (Hall, 1856)
[cited as Rhipidomella dubia (Hall) by Butts, 1922]
[cited by Feldman, 1984]
Order Strophomenida Opik, 1934
Suborder Productidina Waagen, 1883
Superfamily Productacea Gray, 1840
Family Overtoniidae Muir-Wood and Cooper, 1960
Subfamily Overtoniinae Muir-Wood and Cooper, 1960
Genus Setigerites Girty, 1939
Setigerites setiger (Hall, 1858)
[cited as S. setigerus by Feldman, 1984 in Errata]
Family Echinoconchidae Stehli, 1954
SubfamilyEchinoconchinae Stehli, 1954
Genus Echinoconchus Weller, 1914
Echinoconchus biseriatus (Hall, date?)
[cited as Pustula biseriata by Butts, 1922]
Family Linoproductidae Stehli, 1954
Subfamily Linoproductinae Stehli, 1954
Genus Linoproductus Chao, 1927
Linoproductus altonensis (Norwood and Pratten, date?)
[cited as Productus altonensis by Butts, 1922]
Suborder Strophomenidina Opik, 1934
Superfamily Davidsoniacea King, 1850
Family Orthotetidae Waagen, 1884
Subfamily Orthotetinae Waagen, 1884
Genus Orthotetes Fischer de Waldheim, 1829
Orthotetes new species
[cited by Feldman, 1984 in Errata]
Orthotetes?
[cited by Butts, 1922]
Order Rhynchonellida Kuhn, 1949
Superfamily Rhynchonellacea Gray, 1848Family Camarotoechiidae Schuchert and LeVene, 1929
Subfamily Camarotoechiinae Schuchert and LeVene, 1929
Genus Camarotoechia Hall and Clarke, 1893
Camarotoechia mutata (Hall, 1856)
[cited by Feldman, 1984]
Family Pugnacidae Rzhonsnitskaya, 1956
Genus Pugnax Hall and Clarke, 1893
Pugnax grosvenori (Hall, 1856)
[cited as Camarotoechia grosvenori by Butts, 1922]
Family Tetracameridae Likharev in Rzhonsnitskaya, 1956
Genus Tetracamera Weller, 1910
Tetracamera subcuneata (Hall, 1858)
[cited by Butts, 1922]
Order Spiriferida Waagen, 1883
Suborder Athyrididina Boucot, Johnson, and Staton, 1964Superfamily Athyridacea M'Coy, 1844
Family Athyrididae M'Coy, 1844
Subfamily Athyridinae M'Coy, 1844
Genus Athyris M'Coy, 1844
Athyris densa Hall, date?
[cited by Butts, 1922]
Genus Eumetria Hall, 1864
Eumetria verneuiliana (Hall, 1856)
[cited by Butts, 1922]
[cited by Feldman, 1984]
Genus Composita Brown, 1849
Composita trinuclea (Hall, 1856)
[cited by Butts, 1922]
[cited by Feldman, 1984]
Genus Cleiothyridina Buckman, 1906
Cleiothyridina hirsuta (Hall, 1856)
[cited by Butts, 1922]
[cited by Feldman, 1984]
Suborder Spiriferidina Waagen, 1883
Superfamily Spiriferacea King, 1846
Family Spiriferidae King, 1846
Genus Spirifer Sowerby, 1816
[The following species need to be reassigned to the proper genera.]
Spirifer bifurcatus Hall, 1856
[cited by Feldman, 1984]
Spirifer? forbesi Norwood and Pratten, ??
[cited by Feldman, 1984]
Spirifer keokuk Hall
[cited by Butts, 1922]
Spirifer keokuk Hall?
[cited by Butts, 1922]
Spirifer washingtonensis Weller, 1914
[cited by Butts, 1922]
[cited by Feldman, 1984]
Genus Tegulocera author
Tegulocera tenuicostata (Hall, 1858)
[cited as Spirifer tenuicostatus Hall by Butts, 1922]
[cited as Spirifer? tenuicostatus Hall by Feldman, 1984]
Genus Warsawia Carter, 1974
Warsawia lateralis (Hall, 1858)
[cited as Spirifer lateralis and S. lateralis? by Butts, 1922]
Family Brachythyrididae Frederiks, 1919 (1924)
Genus Skelidorygma author
Skelidorygma subcardiiformis (Hall, ??)
[cited as Brachythyris subcardiformis by Butts, 1922]
Genus Spiriferella Chernyshev, 1902
[This species needs to be reassigned to the proper genus and family.]
Spiriferella neglecta (Hall, date?)
[cited by Butts, 1922]
Superfamily Spiriferinacea Davidson, 1884
Family Spiriferinidae Davidson, 1884
Genus Reticulariina Frederiks, 1916
Reticulariina? ssp.
[cited as Reticularia setigera (Hall) by Butts, 1922]
[cited as Spiriferina aff. transversa (McChesney, date?) by Butts, 1922]
Reticulariina salemensis (Weller, 1914)
[cited as Spiriferina salemensis Weller? by Butts, 1922]
[cited by Feldman, 1984]
Genus Dimegelasma Cooper, 1942
Dimegelasma neglecta (Hall, 1858)
[cited as Brachythyris? by Feldman, 1984 and then redescribed as D. neglecta in his Errata]
Superfamily Reticulariacea Waagen, 1883
Family Elythidae Frederiks, 1919
Genus Torynifer Hall and Clarke, 1894
Torynifer pseudolineatus (Hall, 1858)
[cited by Feldman, 1984]
Order Terebratulida Waagen, 1883
Suborder Terebratulidina Waagen, 1883Superfamily Dielasmatacea Schuchert, 1913
Family Cranaenidae Cloud, 1942
Subfamily Girtyellinae Stehli, 1965
Genus Girtyella Weller, 1914
Girtyella turgidum (Hall, 156)
[cited as G. turgida by Butts, 1922]
[cited as G. turgida by Feldman, 1984]
Family Heterelasminidae Likharev, 1956
Genus Beecheria Hall and Clarke, 1893
Beecheria formosa (Hall, date?)
[cited as Dielasma formosa by Butts, 1922]