Classification of the genus Isogramma

G. †Isogramma
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Isogramma concavum Cooper and Grant 1974
Isogramma diabloense Cooper and Grant 1974
Isogramma donbassica Brand 1970
Isogramma expansum De Regny and Gortani 1905
Isogramma germanica Paeckelmann 1930
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Invalid names: Chonetes concentrica von Semenow 1854 [synonym]
Isogramma heritschi Nakamura 1970
Isogramma kahlerorum Gauri 1965
Isogramma lobatum Cooper and Grant 1974
Isogramma millepunctata Dunbar 1932
Isogramma nakamurai Tazawa 2016
Isogramma pachti Brand 1970
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Invalid names: Aulacorhynchus pachti Dittmar 1872 [synonym]
Isogramma paeckelmanni Aigner and Heritsch 1931
Isogramma paotechowensis Grabau and Chao 1928
Isogramma renfrarum Cooper 1952
Isogramma salteri Brand 1970
Isogramma scotica Brand 1970
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Invalid names: Aulacorhynchus davidsoni Davidson 1884 [synonym]
Isogramma sinosa Jin and Shi 1985
Isogramma texanum Cooper 1952
Isogramma vidriense Cooper and Grant 1974
Invalid names: Aulacorhynchus Dittmar 1872 [replaced]