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Hemiptychodus
Taxonomy
Hemiptychodus was named by Jaekel (1894).
It was assigned to Ptychodontidae by Hay (1902); and to Dasyatidae by Jordan (1963).
It was assigned to Ptychodontidae by Hay (1902); and to Dasyatidae by Jordan (1963).
Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Hemiptychodus Jaekel 1894
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Diagnosis
No diagnoses are available