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Prospiraxis
Taxonomy
Prospiraxis was named by Williams (1887) [Sepkoski's age data: D u]. It is not extant. Its type is Spiraxis major.
It was assigned to Ichthyodorulites by Hay (1902); to Edestidae by Jordan (1963); and to Eugeneodontida by Sepkoski (2002).
It was assigned to Ichthyodorulites by Hay (1902); to Edestidae by Jordan (1963); and to Eugeneodontida by Sepkoski (2002).
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. †Prospiraxis Williams 1887
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†Prospiraxis major Newberry 1885
†Prospiraxis randallii Newberry 1885
Diagnosis
No diagnoses are available