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Sphenonchus
Taxonomy
Sphenonchus was named by Agassiz (1843).
It was assigned to Hybodontes by Agassiz (1843); to Hybodontidae by Davis (1881); and to Heterodontidae by Jordan (1963).
It was assigned to Hybodontes by Agassiz (1843); to Hybodontidae by Davis (1881); and to Heterodontidae by Jordan (1963).
Species
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. †Sphenonchus Agassiz 1843
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†Sphenonchus elongatus Agassiz 1843
†Sphenonchus hamatus Agassiz 1843
†Sphenonchus martini Agassiz 1843
†Sphenonchus obtusus Davis 1881
Diagnosis
No diagnoses are available