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Dufrenoyia justinae
Taxonomy
Acanthoceras justinae was named by Hill (1893) [DISTRIBUTION; Aptian; North America.]. It is not a trace fossil.
It was recombined as Dufrenoya justinae by Stoyanow (1949); it was recombined as Dufrenoyia justinae by Renz (1982) and Barragán and Maurrasse (2008).
It was recombined as Dufrenoya justinae by Stoyanow (1949); it was recombined as Dufrenoyia justinae by Renz (1982) and Barragán and Maurrasse (2008).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1893 | Acanthoceras justinae Hill p. 38 figs. pl. 7, figs. 1-3 |
1949 | Dufrenoya justinae Stoyanow p. 124 |
1982 | Dufrenoyia justinae Renz p. 18 |
2008 | Dufrenoyia justinae Barragán and Maurrasse p. 149 |
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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.
†Dufrenoyia justinae Hill 1893
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Diagnosis
No diagnoses are available