Classification of the genus Pycnodus

G. †Pycnodus Agassiz 1833
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†Pycnodus angustus Agassiz 1833
†Pycnodus apodus Volta 1796
†Pycnodus bicresta Kumar and Loyal 1987
†Pycnodus bowerbanki Egerton 1877
†Pycnodus carolinensis Emmons 1858
†Pycnodus comminuens Hay 1916
†Pycnodus complanatus Agassiz 1834
†Pycnodus couloni Agassiz 1843
†Pycnodus cretaceus Agassiz 1839
†Pycnodus depressus Agassiz 1833
†Pycnodus didymus Agassiz 1839
†Pycnodus flabellatus Cope 1885
†Pycnodus gigas Agassiz 1833
†Pycnodus granulatus Münster 1846
†Pycnodus hugii Agassiz 1833
†Pycnodus jugleri Münster 1846
†Pycnodus lametae Woodward 1908
†Pycnodus latior Agassiz 1833
†Pycnodus latirostris Agassiz 1843
†Pycnodus mantellii Agassiz 1839
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Invalid names: Pycnodus microdon Agassiz 1833 [synonym]
†Pycnodus minutus Münster 1846
†Pycnodus munsteri Agassiz 1839
†Pycnodus nicoleti Agassiz 1839
†Pycnodus orbicularis Volta 1796
†Pycnodus ovalis Agassiz 1839
†Pycnodus parallelus Dixon 1850
†Pycnodus planidens Hay 1916
†Pycnodus platessus Blainville 1818
†Pycnodus praecursor Dartevelle and Casier 1949
†Pycnodus preufsii Münster 1846
†Pycnodus priscus Henry 1876
†Pycnodus robustus Leidy 1857
†Pycnodus toliapicus Agassiz 1839
†Pycnodus umbonatus Agassiz 1833
†Pycnodus variabilis Stromer 1905