Classification of Hall 1847
G. †Streptelasma Hall 1847
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†Streptelasma corniculum Hall 1847
†Streptelasma profunda Conrad 1843
G. †Cyrtolites Conrad 1838
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†Cyrtolites compressus Conrad 1838
†Cyrtolites ornatus Conrad 1838
G. †Bellerophon de Montfort 1808
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†Bellerophon cancellatus Hall 1847
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†Bellerophon cancellatus cancellatus Hall 1847
Invalid names: Bellerophon bilobatus Emmons 1842 [replaced]
G. †Bucania Hall 1847
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†Bucania bidorsata Hall 1847
†Bucania expansa Hall 1847
†Bucania sulcatina Emmons 1842
G. †Carinaropsis Hall 1847
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†Carinaropsis carinatus Hall 1847
†Carinaropsis patelliformis Hall 1847
G. †Holopea Hall 1847
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†Holopea obliqua Hall 1847
†Holopea paludiniformis Hall 1847
†Holopea symmetrica Hall 1847
G. †Raphistoma Hall 1847
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†Raphistoma stamineum Hall 1847
†Raphistoma striata Emmons 1842
G. †Murchisonia d'Archiac and de Verneuil 1841
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†Murchisonia abbreviata Hall 1847
†Murchisonia angustata Hall 1847
†Murchisonia bellicincta Hall 1847
†Murchisonia bicincta Hall 1847
†Murchisonia gracilis Hall 1847
†Murchisonia perangulata Hall 1847
†Murchisonia subfusiformis Hall 1847
†Murchisonia tricarinata Hall 1847
†Murchisonia ventricosa Hall 1847
†Murchisonia vittata Hall 1847
G. †Pleurotomaria Defrance 1826
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†Pleurotomaria biangulata Hall 1847
†Pleurotomaria bilix Conrad 1842
†Pleurotomaria percarinata Hall 1847
†Pleurotomaria pericarinata Hall 1847
†Pleurotomaria subconica Hall 1847
†Pleurotomaria subtilistriata Hall 1847
†Pleurotomaria turgida Hall 1847
†Pleurotomaria umbilicata Hall 1847
G. †Orthoceras Breynius 1832
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†Orthoceras moniliforme Hall 1847
†Orthoceras tenuiseptum Ruedemann 1906
G. †Acidaspis Murchison 1839
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†Acidaspis spiniger Hall 1847
†Acidaspis trentonensis Hall 1847
G. Lingula Bruguiére 1797
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†Lingula elongata Hall 1847
†Lingula obtusa Hall 1847
†Lingula riciniformis Hall 1847
G. †Leptaena Dalman 1828
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†Leptaena deltoidea Conrad 1838
†Leptaena planoconvexa Hall 1847
†Leptaena planumbona Hall 1847
G. †Atrypa Dalman 1828
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†Atrypa acutirostra Hall 1847
†Atrypa deflecta Hall 1847
†Atrypa exigua Hall 1847
†Atrypa hemiplicata Hall 1847
†Atrypa recurvirostris Hall 1847
G. †Maclurea Le Sueur 1818
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†Maclurea magna Le Sueur 1818
†Maclurea matutina Hall 1847
†Maclurea sordida Hall 1847
†Hormotoma gracilis Hall 1847
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†Hormotoma gracilis angustata Hall 1847
†Hormotoma gracilis multivolvis Ulrich and Scofield 1897
G. Orbicula d'Archiac 1843
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†Orbicula crassa Hall 1847
†Orbicula deformata Hall 1847
†Orbicula subtruncata Hall 1847
†Bellerophon bilobatus de Sowerby and Murchison 1839
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†Bellerophon bilobatus corrugatus Hall 1847
G. †Graptolithus Linnaeus 1768
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†Graptolithus bicornis Hall 1847
†Graptolithus gracilis Hall 1847